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pear    音標拼音: [p'ɛr]
n. 梨子,梨樹

梨子,梨樹

pear
n 1: sweet juicy gritty-textured fruit available in many
varieties
2: Old World tree having sweet gritty-textured juicy fruit;
widely cultivated in many varieties [synonym: {pear}, {pear
tree}, {Pyrus communis}]

Pear \Pear\ (p[^a]r), n. [OE. pere, AS. peru, L. pirum: cf. F.
poire. Cf. {Perry}.] (Bot.)
The fleshy pome, or fruit, of a rosaceous tree ({Pyrus
communis}), cultivated in many varieties in temperate
climates; also, the tree which bears this fruit. See {Pear
family}, below.
[1913 Webster]

{Pear blight}.
(a) (Bot.) A name of two distinct diseases of pear trees,
both causing a destruction of the branches, viz., that
caused by a minute insect ({Xyleborus pyri}), and that
caused by the freezing of the sap in winter. --A. J.
Downing.
(b) (Zool.) A very small beetle ({Xyleborus pyri}) whose
larv[ae] bore in the twigs of pear trees and cause them
to wither.

{Pear family} (Bot.), a suborder of rosaceous plants
({Pome[ae]}), characterized by the calyx tube becoming
fleshy in fruit, and, combined with the ovaries, forming a
pome. It includes the apple, pear, quince, service berry,
and hawthorn.

{Pear gauge} (Physics), a kind of gauge for measuring the
exhaustion of an air-pump receiver; -- so called because
consisting in part of a pear-shaped glass vessel.

{Pear shell} (Zool.), any marine gastropod shell of the genus
{Pyrula}, native of tropical seas; -- so called from the
shape.

{Pear slug} (Zool.), the larva of a sawfly which is very
injurious to the foliage of the pear tree.
[1913 Webster]
[1913 Webster]

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  • Pear - Wikipedia
    Pears are fruits produced and consumed around the world, growing on a tree and harvested in late summer into mid-autumn The pear tree and shrub are a species of genus Pyrus ˈpaɪrəs , in the family Rosaceae, bearing the pomaceous fruit of the same name
  • 9 Health and Nutrition Benefits of Pears
    Here are 9 impressive health benefits of pears 1 Highly nutritious Pears come in many different varieties Bartlett, Bosc, and D’Anjou pears are among the most popular ones A medium-sized
  • 29 Types Of Pears From A to Z (With Photos!) - Live Eat Learn
    From green pears to red pears to white pears, we’re covering all things pears in this in-depth guide to 29 types of pears from A to Z! Pears are grown and eaten around the world, and there may be as many as 3,000 different types of pear in existence
  • Pears: Types, calories, nutrition, benefits, and recipes
    This article provides a nutritional breakdown of the pear and an in-depth look at its possible benefits
  • 5 Health Benefits of Pears - Cleveland Clinic Health Essentials
    Ironically, not every pear is “pear-shaped ” One variety, Asian pears, is actually shaped like an apple But no matter their shape, all pears are rich in disease-fighting nutrients
  • 14 Different Types of Pears With Pictures - Only Foods
    Pears are small to medium-sized fruits, with a typical “pear” shape, which is bulbous at the bottom, and tapering to the top However, the size and look may vary as some appear short and stubby, a few may be egg-shaped, while others may be more elongated
  • 7 Types of Pears (and the Best Ways to Eat Them) - Taste of Home
    Bartlett pears (also called Williams) have what most people would consider the true “pear flavor ” Both red and green Bartletts are bell-shaped You can find them in stores from September through the early months of winter Since pears are harvested unripe, allow them to ripen at room temperature
  • Pear Nutrition Facts and Health Benefits - Verywell Fit
    Pears are a sweet, tasty fruit that's full of fiber, low in calories, and loaded with antioxidants, including vitamin C They are native to Europe and West Asia and have been used in anti-inflammatory, diuretic, and anti-hyperglycemic remedies in China for more than 2,000 years
  • 8 Types of Pears—Including the Best for Snacking and Baking
    Our guide to types of pears includes the widely available varieties, such as Bosc, Comice, and D'Anjou
  • Pear | Description, Uses, Types | Britannica
    Pear, genus of 20-45 species of trees and shrubs, including the common pear, which is cultivated throughout the temperate zone in both hemispheres The fruit is commonly eaten fresh and is used to produce an alcoholic beverage known as perry





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