Preparation 339
[化] 制劑339; 水楊酰苯胺
?? 詞語(yǔ)組成解析
preparation
[,pr?p?'re??n]
n. 準(zhǔn)備，預(yù)備;準(zhǔn)備工作;配制品;制劑;
prepar=prepare準(zhǔn)備+ation名詞后綴 →準(zhǔn)備
??? 情景例句
Time heals all sorrows.
時(shí)間會(huì)治愈一切悲哀的。
Do you have some change?
你有零錢(qián)嗎？
Is that bag heavy, Penny?
那個(gè)提包重嗎，彭妮？