Polyethylene glycol 400
[醫(yī)] 聚乙[烯]二醇400(分子量約400)
?? 詞語組成解析
n. 聚乙烯\\n[化] 聚乙烯
n. 乙二醇\\n[化] 二醇; 乙二醇
four hundred
??? 情景例句
He sees her often but doesn't want to get too involved.
他常與她來往，但不愿用情太深。
His toe is swollen, Does it hurt?
他的腳趾腫起來了，疼不疼？
The men got such a fright that they dropped the bag and ran away.
這兩個人嚇了一跳，扔下提包逃跑了。