Laser cavity
[电] 激光空腔
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
Everyone is goofing around.
人人都在混时间。
Necessity and opportunity may make a coward valiant.
需要和机会，可使懦夫变勇敢。
Despite the new tunnel, there are still a few people who rashly attempt to cross the Pass on foot.
尽管修通了隧道，但仍有一些人想冒险徒步跨越圣伯纳德山口。