He has no commonsense he always does silly things. 他毫无常识,总是做些傻事。
This flies in the face of commonsense. 这可有些违背常理。
It is commonsense to carry an umbrella in this weather. 这种天气带把伞是很自然的。
commonsense
[ adj ] exhibiting native good judgment <adj.all> arrive home at a reasonable hourcommonsense scholarship on the foibles of a genius unlearned and commonsensical countryfolk were capable of solving problems that beset the more sophisticated
If risks cannot be avoided, a few commonsense precautions can minimise them to the point where they are worth taking.