Back washing
[化] 回洗; 回洗法
?? 詞語組成解析
back
[b?k]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背書于;下賭注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
washing
['w??i?]
n. 洗滌;洗滌劑;正在洗或待洗的衣服;洗下的污垢;
adj. 洗滌用的;清洗用的;
v. wash的現在分詞;
??? 情景例句
Believe me, I won't.
放心， 我不會的。
Today is the scholar of yesterday.
今天是昨天的學者。
Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, they soon ran into serious trouble.
雖然開始時伯德和他的助手們拍下了飛機下面連綿群山的大量照片，但他們很快就陷入了困境。