浮秤

例句：

1. 1. Theboat was drifting with the current,and we needed a float to keep itin place.
   船随着水流漂移，我们需要一个浮标来保持其位置。
2. 2. Thefisherman used a float to catch morefish by attracting them to the bait.
   渔夫使用浮标来吸引更多的鱼，从而增加捕鱼量。
3. 3. The engineerdesigned a float that could withstand highwater pressure.
   工程师设计了一个能够承受高压的浮标。