a. 空的, 空虚的, 空腹的, 空洞的 n. 空的东西, 空车 vt. 倒空, 使变空, 使排出 vi. 流空
Our first empty sick bag against all the odds...
四级 · CET-4 2026年6月 第1套
"When we use the same praise , it may become empty and no longer valued by the child.
四级 · CET-4 2020年12月 第2套
Universities, now emptying their campuses, have never tried online learning on this .
六级 · CET-6 2020年12月 第2套
Keith Reid, a science manager at CCAMLR, said that the organisation sought "a balance between protection, conservation and sustainable fishing in the Southern Ocean." He said although more fishing was taking place nearer penguin colonies it was often happening later in the season when these colonies were empty.
六级 · CET-6 2019年12月 第2套
Yong Yu, a Chinese microbiologist, showed off the spacious building, with empty desks under an illustrated timeline detailing the rapid growth of China's Antarctic operations since the 1980s.
六级 · CET-6 2016年12月 第3套