Laser spectroscopy
[化] 激光光谱学
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
n. 光谱学\\n[化] 光谱学
🗣️ 情景例句
Well, it's eight twenty now.
现在是八点二十了。
How nice. Where were you exactly?
太好了，那你究竟去哪儿啦？
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。