Lasing
[计] 激光作用, 产生激光
🗣️ 情景例句
She sure was.
她小时候很逗人喜爱。
You look tired. Have you been getting enough sleep?
你似乎累了。睡眠充足吗？
Tie a heavy weight at the end of a long piece of string.
把一个重物拴在一根长绳子的一端，