1.The 2014 report calls for research on whether lowing the amount of nicotine in cigarettes could help people stop smoking.
call for 要求;需要;提倡;邀请;为…叫喊
It's a situation that calls for a blend of delicacy and force.
这种情况下需要的是刚柔并济 。
They angrily called for Robinson's resignation.
他们愤怒地要求罗滨逊辞职 。