keep up to the collar

• 辛勤地工作

keep up to the collar的用法和样例：

例句

1. Hot weather indisposes a man to work hard.
   炎热的天气使人不愿意辛勤地工作。
2. I've got to work like the clappers this morning.
   今天上午我得拼命地干活。

词汇搭配

• keep someone up to the collar 使某人拚命干活...