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
I bought it in an antique shop
我在一家古董店买的，
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
It must be the only modern house in the district.
它肯定是这个地区唯一的一栋现代化住宅。