1. | [i][t] ~ (sth) (into sth) （使情感、感觉等）加强，变强烈if an emotion or a feelingdeepens , or if sthdeepens it, it becomes stronger |
Their friendship soon deepened into love. 他们的友谊很快发展成为爱情。 |
2. | [i][t] ~ (sth) （使）变糟，恶化，严重to become worse; to make sth worse |
Warships were sent in as the crisis deepened. 危机加重时军舰便奉命来到现场。 | |
a deepening economic recession 越来越严重的经济衰退 |
3. | [i][t] （使）变深；加深to become deeper; to make sth deeper |
The water deepened gradually. 水渐渐变深了。 | |
His frown deepened. 他的眉头皱得更紧了。 | |
There were plans to deepen a stretch of the river. 曾经有过加深一段河道的计划。 |
4. | [t] ~ sth 增长（知识）；加深（理解）to improve your knowledge or understanding of sth |
an opportunity for students to deepen their understanding of different cultures 学生加深理解不同文化的机会 |
5. | [i][t] ~ (sth) （使色泽、光线等）变浓；（使）变昏暗if colour or lightdeepens or if sthdeepens it, it becomes darker |
deepening shadows 越来越暗的阴影 |
6. | [i][t] ~ (sth) (to sth) （使声音）变低沉if a sound or voicedeepens or if youdeepen it, it becomes lower or you make it lower |
His voice deepened to a growl. 他的声音变成了低沉的怒吼。 |
7. | [i] 深（呼吸）；喘（大气）if your breathingdeepens , you breathe more deeply than usual |
