borne down on

• v. 逼(逼近；将全副精力用于)

borne down on的用法和样例：

例句

1. I was about to drive off when I saw this huge lorry bearing down on me.
   我正要驱车离开时，看到这辆大卡车气势汹汹地向我冲来。
2. The lecture bore down on economic causes.
   那次演讲着重论述经济方面的原因。