Problem check
[计] 解题检验
🧩 词语组成解析
check
[tʃɛk]
vt. 检查，核对;制止，抑制;在…上打勾;
vi. 核实，查核;中止;打勾;[象棋]将一军;
n. <美>支票;制止，抑制;检验，核对;
🗣️ 情景例句
Frankly, I thought they'd be here, but ...
老实说 我原以为他们会在这儿 但……
If you lose your way, ask a policeman.
如果你迷路了，可以向警察打听。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。