sink below
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sink below — 動詞
1. to go down under the surface of something, especially water
1.動詞
釋義
沉入
to go down under the surface of something, especially water
例句
The ship began to sink below the waves.
2. to drop to a lower level or standard
2.動詞
釋義
降至
to drop to a lower level or standard
例句
Her grades sank below average after she stopped studying.