grounding 音標拼音: [gr'ɑʊndɪŋ]
n . 放在地面上,底子,基礎工事
放在地面上,底子,基礎工事
grounding 接地
grounding 接地
grounding n 1 :
education or instruction in the fundamentals of a field of knowledge ; "
he lacks the foundation necessary for advanced study "; "
a good grounding in mathematics " [
synonym :
{
foundation }, {
grounding }]
2 :
fastening electrical equipment to earth [
synonym : {
grounding },
{
earthing }]
ground \
ground \ (
ground ),
v .
t . [
imp . &
p .
p . {
grounded };
p .
pr .
&
vb .
n . {
grounding }.]
1 .
To lay ,
set ,
or run ,
on the ground .
[
1913 Webster ]
2 .
To found ;
to fix or set ,
as on a foundation ,
reason ,
or principle ;
to furnish a ground for ;
to fix firmly .
[
1913 Webster ]
Being rooted and grounded in love . --
Eph .
iii .
17 .
[
1913 Webster ]
So far from warranting any inference to the existence of a God ,
would ,
on the contrary ,
ground even an argument to his negation . --
Sir W .
Hamilton [
1913 Webster ]
3 .
To instruct in elements or first principles .
[
1913 Webster ]
4 . (
Elec .)
To connect with the ground so as to make the earth a part of an electrical circuit .
[
1913 Webster ]
5 . (
Fine Arts )
To cover with a ground ,
as a copper plate for etching (
see {
Ground },
n .,
5 );
or as paper or other materials with a uniform tint as a preparation for ornament .
[
1913 Webster ]
6 .
To forbid (
a pilot )
to fly an airplane ; --
usually as a disciplinary measure ,
or for reasons of ill health sufficient to interfere with performance .
[
PJC ]
7 .
To forbid (
aircraft )
to fly ; --
usually due to the unsafe condition of the aircraft or lack of conformity to safety regulations ;
as ,
the discovery of a crack in the wing of a Trijet caused the whole fleeet to be grounded for inspection .
[
PJC ]
8 .
To temporarily restrict the activities of (
a child ),
especially social activity outside the house ; --
usually for bad or unsatisfactory conduct ;
as ,
Johnny was grounded for fighting at school and can '
t go to the movies for two weeks .
[
PJC ]
Grounding \
Ground "
ing \,
n .
1 .
The act ,
method ,
or process of laying a groundwork or foundation .
[
1913 Webster ]
2 .
Hence : [
Nominalized form of {
ground }[
3 ],
v .
t .]
Elementary instruction ;
instruction in the basic concepts of a topic or skill .
[
PJC ]
3 .
The act or process of applying a ground ,
as of color ,
to wall paper ,
cotton cloth ,
etc .;
a basis .
[
1913 Webster ]
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