undertow

'ʌndәtәu

n. an inclination contrary to the strongest or prevailing feeling
n. the seaward undercurrent created after waves have broken on the shore

n. 回头浪

34,536

BNC 频率

23,859

使用频率

under 表示“在...下面”，tow 源于“拉、拖”。合起来的意思是“向下拉”，形象地描述了水流的下潜现象。

例句

1. The strong undertow made it dangerous to swim near the shore.

强烈的潮流使得在海岸附近游泳很危险。

2. Many beachgoers were unaware of the undertow and were caught off guard.

许多海滩游客对潮流毫不知情，结果措手不及。

3. Lifeguards often warn swimmers about the risk of undertow in certain areas.

救生员通常会警告游泳者在某些区域存在潮流的风险。