deependeep•en /'diːp(ə)n/

vt

1. 使变深；挖深

• deepen a well 把井挖深

2. 使深化；使变得强烈

• deepen one's interest in English 加深对英文的兴趣

vi

1. 变浓,变强烈

• The night deepens. 夜深了。

2. 深化

• The crisis deepened. 危机加深了。

• It is feared that his depression will deepen into illness. 人们担心他会抑郁得憋出病来。