step
单词辨析：
尤指官方为解决某一问题而采取的行动。
Measures are being taken to prevent drunk driving in the city.
正在采取措施防止该市出现酒后驾车。
New food safety measures are being demanded.
民众要求制定新的食品安全措施。
指处理问题迅速有效的方法，即应急之策。
Gradually, this became an expedient rather than an indispensable tactic.
慢慢地，这变成了一种权宜之计而非必要的策略。
指为处理某一问题或取得成功而采取的一系列举措之一，含有循序渐进之意，常用复数。
the first step in reforming the welfare system
福利制度改革的第一步
We must take steps to end the war.
我们必须采取措施来结束这场战争。
We are taking steps to protect our environment.
我们正在采取措施以保护环境。
相关例句：
We have made a step towards success.
我们已向成功迈进一步。
I tried to step back, but he held my upper arms too tightly.
我试图往后退，但他将我的上臂抓得太紧了。
Aristotle took the scientific approach a step further.
亚里士多德将该科学方法向前推进了一步。
The British Government is once more out of step with world opinion.
英国政府的观点再一次和世界舆论出现分歧。
This little room was along a passage and down some steps
这个小房间在沿着走廊再下几级台阶的地方。
I took a step towards him
我朝他迈了一步。