翻译和例句:
plastic (塑胶的) ducks play an important role in the game. Each has a number on its body. Chuck ……
学校里的塑胶操场会放出有毒气体?THE material used for playgrounds and running tracks in schools across China may be a danger to children's health, experts say.Scientists believe therubberized(塑胶的) surface found ……
” and a plastic (塑胶的) athletic track (跑道). With their work, the dirty playground has been changed into a clean ……
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