Previous carry digit
[計(jì)] 前位進(jìn)位數(shù)位
?? 詞語組成解析
previous
['priv??s]
adj. 先前的;以前的;過早的;（時(shí)間上）稍前的;
adv. 在先，在…以前;
pre以前+vi路[引申為走]+ous...的→以前走過的→先的，前的
carry
['k?ri]
vt. 支撐;攜帶;輸送;運(yùn)載;
vt.& vi. 運(yùn)送;搬運(yùn);具有;
vi. （文學(xué)、戲劇等）對(duì)讀者;扔（或踢）到…距離;（馬等）具有某種姿勢(shì);傳得很遠(yuǎn);
n. （槍炮、火箭等的）射程;運(yùn)輸，運(yùn)送;
car, char 車, 跑
digit
['did?it]
n. 數(shù)字;手指，足趾;一指寬;
??? 情景例句
I've seen pictures of him.
我見過他的照片。
I usually read a book to kill time.
我通常用看書來消磨時(shí)間。
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我們中國從前未發(fā)明出熱水瓶時(shí)的做法。”魏華說。