Effectivity
n. 有效, 功效
🗣️ 情景例句
That's just what you are cut out for.
那正是你适合做的。
Could you tell me where the nearest telephone is?
你能告诉我最近的电话在哪儿吗？
There will be a strong wind to the north of the Huai River.
淮河以北地区有一股强风。