hover

The hummingbird can hover in mid-air by beating its wings up to 80 times per second.

(Chinese) 蜂鸟通过每秒扇动翅膀高达80次，可以在半空中盘旋。

A rescue helicopter began to hover over the sinking vessel to lower a winch.

(Chinese) 一架救援直升机开始在下沉的船只上方盘旋，以放下绞车。

Stock prices continued to hover around the fifty-dollar mark for most of the fiscal quarter.

(Chinese) 在财政季度的大部分时间里，股票价格持续在50美元关口附近徘徊。

He stood by the door, hovering between staying to help and leaving for his meeting.

(Chinese) 他站在门口，在留下来帮忙和去开会之间犹豫不决。