Concave slide
[建] 凹槽载片
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
slide
[slaɪd]
vi. 滑落;下跌;打滑;[棒球]滑垒;
vt. 衰落（成）;逐渐降低;使悄悄转动;（使）快捷而悄声地移动;
n. 幻灯片;降低;
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
In face, I am still not sure if I really deserve this honor.
事实上，我还是不敢确信我是否真的堪当这个奖赏。
What is it?
什么困难。