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
He complained to me about the food.
他向我抱怨伙食不佳。
She can only speculate on the amount of damage done.
她只知道推测损失额的方法。
Its origin is still a mystery now.
它的起源至今仍是个谜。