ground in
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ground in — 名詞
1. the solid surface of the earth
1.名詞
釋義
地面
the solid surface of the earth
例句
The ball fell to the ground.
ground in — 動詞
1. to prevent an aircraft from flying
1.動詞
釋義
停飛
to prevent an aircraft from flying
例句
All flights were grounded due to the storm.