1、Mexicans have a tradition of firing off guns to welcome the new year.
墨西哥人有鳴槍迎新年的傳統(tǒng)。

2、The only way to calm this atom down is for it to rid itself of the energy by firing off a photon.
唯一讓這種原子回到基態(tài)的方式是發(fā)射光子，降低自身的能量。

3、Picking up the phone to disturb a colleague's vacation is a lot harder than firing off an email.
拿起電話打擾一位同事的假期比發(fā)郵件困難多了。

4、Mexicans have a tradition of firing off guns to welcome the new year
墨西哥人有鳴槍迎新年的傳統(tǒng)。

5、She spent an hour firing off emails to all concerned.
她花了一個小時(shí)氣沖沖地向有關(guān)各方發(fā)電郵。

6、The enemy are firing off their big guns; now we should attack.
敵人在發(fā)射重武器了，我們現(xiàn)在就得進(jìn)攻。