Unthreaded hole
[化] 光孔
🧩 词语组成解析
没有螺纹的
hole
[hol]
n. 洞，孔;洞穴，穴;缺陷;<口>绝境;
vt.& vi. （在…上）打洞或穿孔;
vi. 凿洞;（高尔夫球等）进洞;
🗣️ 情景例句
You do?
真的？
Mettle is dangerous in a blind horse.
瞎马鼓勇气，正是危险事。
In the process, he enjoyed himself thoroughly and kept telling everybody how much he hated hospitals.
在晚会上他尽情娱乐，一再告诉大家他是多么讨厌医院。