Free-electron laser
自由电子激光器
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
electron
[i'lektrɔn]
n. 电子;
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
It's so convenient.
一切都很方便
My mother can cook delicious Mexican food.
我的母亲烧得一手墨西哥的美味佳肴。
Despite her great age, she was very graceful indeed,
尽管上了年纪，但体态确实优美。