我绝不是专家。
I'm not an expert ___by ___any ___means.
市长能做什么来结束罢工一点也不清楚。
It is ___by ___no ___means clear what the mayor can do to end the strike.
首先,对抗空气污染的斗争绝不是一项简单的任务。
For one thing, the fight against air pollution is ___by ___no ___means an easy mission.