白羊座小叔
A class of laboratory equipment from 5 years ago, with 57.4% to 71.8%, B class equipment from 5 years ago with a 44.4%% to 55.7%
edward1015
collocation英[?k?l??ke??n] 美[?kɑlo?ke??n]n. 排列，配置，词的搭配名词复数:collocations[例句]Collocation is an important part in semantic studies.搭配是语义研究中一项重要的内容。
调皮捣蛋妈
The product is One-step Injection Molding,and the the self-rationing rate (ratio) of the products is 100 percent.供参考
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