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be behind on

强调
一般 отставать в (sth. – чём-л. • The biggest challenge is finding a place to set up this shop. The municipalities are really behind on this. The movement is huge, young people want to do it in a safe environment, and municipalities don't have a clue. ART Vancouver)
be behind on
: 5 短语, 3 学科
一般3
保险1
运动的1