buoy up

使浮起, 使不下沉, 使振作

例句与用法：

Share prices were buoyed up by hopes of an end to the recession.

因经济衰退状况终止有望，股票价格得以保持高位。

The raft was buoyed up by empty petrol cans.

这木筏依靠空汽油桶的浮力漂浮。

We felt buoyed up by the good news.

我们觉得这个好消息很令人鼓舞。

词形变化：

动词过去式: buoyed | 动词过去分词: buoyed | 动词现在分词: buoying | 动词第三人称单数: buoys |

详细释义：

1. 使浮起; 使漂起

His life jacket buoyed him up.

救生衣使他浮在水面。

2. 使振作

They were buoyed up by hopes of success.

成功的希望使他们振作起来。