be hastyto do something too soon, without careful enough thought 着急，草率行事 Let’s not be hasty – sit down for a moment. 我们别急，坐一会儿。
be hasty• But maybe I was hasty about Roy and Hayley's suitability to adopt.• The method of reproducing the copies is hasty and inaccurate, so defects accumulate especially fast there.• But Watts also cautioned Republicans not to be hasty in changing the program.
→ be hasty at hasty(1)