Laser threshold
[计] 激光阈值
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
threshold
['θrɛʃhold]
n. 门槛，入口，开始;[物理学]临界值;<英>级限协定;[航空学]跑道入口;
adj. 阈值的，临界值的;<英>按物价指数变动工资的，工资极限的，级限的;
🗣️ 情景例句
Mr. Marker and his wife have invited me to a Christmas dinner.
马克先生和他妻子邀请我吃圣诞晚宴。
Do you have an umbrella?
你有雨伞吗？
Very strange. It was my first earthquake, you see, and I didn't know what was happening.
很奇怪。那是我第一次经历地震，你瞧，我当时还不知道发生了什么事。