Activate energy
[机] 活化能
🧩 词语组成解析
🗣️ 情景例句
I generally go to bed at ten.
我通常十点钟睡觉。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。