Coal slack
[建] 煤屑
🧩 词语组成解析
coal
[kol]
n. 煤;煤块;煤堆;木炭;
vi. 上煤;加煤;
vt. 给…加煤;把…烧成炭;
slack
[slæk]
adj. 松（弛）的;清淡的;不活跃的;懈怠的;
v. 懈怠;偷懒;减速;放松;
n. 宽松裤;（绳索等）松弛部分;煤屑;（人员、资金或地方的）富余的部份;
🗣️ 情景例句
Which subject were you best interested in?
你对哪一科最有兴趣？
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
He'll return to London the week after next.
再下个星期他将返回伦敦。