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1·Morale among teachers is at a low ebb.

教师的精神面貌不佳。《牛津词典》

2·His health is at a low ebb.

他的健康在衰退。

3·Business is at a low ebb.

生意处于低潮。

4·Morale was at low ebb.

当时士气低落。

5·But then a few years and entered a low ebb.

但随后几年，又进入了低谷。

6·The economy of the country is at a low ebb.

该国的经济处于衰退阶段。

7·Fresh orders for the world's shipyards are at a low ebb.

全球船厂获得的新订单处于低谷。

8·Today everybody is in high spirits and no one is in low ebb.

今天大家都兴高采烈，没有一个情绪低落的。

9·Today everybody is in high spirits and no one is in low ebb.

今天大家都乐不可支，不一个情绪低落的。

10·Today everybody is in high spirits and no one is in low ebb .

今天大家都兴高采烈，没有一个情感低落的。