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
Oh ... Harry!
噢……Harry！
He still has a bad cold.
他仍然患重感冒。
There are some good apples over there.
那边有些好苹果。