open up

1. 开放

They opened the country up to trade.

他们打开国门实行贸易开放。

open with

1. 以……开始

The story opens with a murder.

故事以一件谋杀案开始。

open to

1. 存在……可能性的

This book is open to misunderstanding.

这本书容易引起误解。

in the open

1. 在户外

Farmers pass the bigger part of their lives in the open.

农民一生中大半时间都在户外度过。

into the open

1. 公开化

The struggles soon came into the open.

斗争不久就公开化了。