Emanation security
[电] 放射保密措施
🧩 词语组成解析
n. 散发, 发出\\n[化] 射气
🗣️ 情景例句
I guess I didn't have one, fortunately.
但我想我并没有，因为我的幸运的。
Rear sons for help in old age; and store up grains against famine.
养儿防老。
An earthquake comes like a thief in the night, without warning.
地震就像夜间的小偷，不打招呼就来了。