Oscillating impulse
[电] 脉冲振荡
🧩 词语组成解析
[计] 振荡的
🗣️ 情景例句
Come in please, and take a seat.
请进。请坐。
It's hard to say.
很难说。
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。