Observation hole
[机] 观察孔
🧩 词语组成解析
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
I just can't seem to win tonight.
我今晚看起来是不能赢了。
Our factory would have no problem in turning out the 2000 units you asked for in your inquiry.
我们工厂完全可以生产出你方询价单中要求的2000件货品。
You'll save time not waiting for the elevator.
你可以节省等电梯的时间。