Keyhole specimen
[机] 锁孔试验片
🧩 词语组成解析
keyhole
[['ki:həul]]
n. 键孔, 栓孔, 锁眼\\na. 显示内情的
🗣️ 情景例句
Tell me about your educational background.
告诉我你的学习背景。
What time should I meet you at the station?
我几点中跟你在火车站碰头呢？
Tianjin will be cloudy and the temperature will...
天津多云，气温……