Retention volume
[化] 保留體積
?? 詞語組成解析
retention
[ri'ten??n]
n. 保留;記憶力，保持力;滯留，扣留;閉尿;
volume
['vɑljum]
n. 量，大量;體積;音量;卷;
adj. 大量的;
vi. 成團(tuán)卷起;
vt. 把…收集成卷;
volu旋轉(zhuǎn)，卷+me走→一卷書→卷，冊(cè)
??? 情景例句
to open the building for us on the next four weekends.
在往后四個(gè)周末開放那座建筑。
Henry got a toothache and asked to be excused.
亨利牙疼，請(qǐng)求離開一下。
Sorry! I think we had them for lunch. We must get some more tomorrow.
對(duì)不起！我想我們中午吃掉了。我們明天得再買一些。