🧩 词语组成解析
n. (产于北美的)帆布潜鸭(因其背羽呈帆布色而得名)
duck
[dʌk]
n. 鸭子，野鸭;鸭肉;（表示友好的称呼）乖乖;（板球）零分;
vt.& vi. 躲避，回避;潜入;忽然低下头（或弯下腰）;迅速行进;
🗣️ 情景例句
Therefore, Ms. Smith has asked me to tell you that a meeting would not be helpful at this time.
我转告你现在会面没有什么意义。
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
and because there is so much of it the function would seem to e important.
睡眠占去那么多时间，所以其作用似乎还是很重要。