1/decline釋義：

n. 下降；衰退；斜面

vi. 下降；衰落；謝絕

vt. 謝絕；婉拒

2/例句：

The decline of this stock price was due to business failures.

這只股票下降的原因是因生意的失敗。

3/有：

on the decline在走下坡路；在衰退中

decline and fall衰亡，衰敗

in decline在衰退中

economic decline經(jīng)濟(jì)衰退

rate of decline遞減速度。