Electronic sentry
[计] 电子报警器, 电子哨兵
🧩 词语组成解析
sentry
['sɛntri]
n. 哨兵;警卫;
🗣️ 情景例句
She's the apple of my eye.
她是我的至爱。
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
The sudden movement of the door made it sway slightly and it gave me the impression that it was about to leap out at me.
由于柜门突然打开，它也随之轻微摇晃起来，让我觉得它好像马上要跳出柜门朝我扑过来似的。