🧩 词语组成解析
[医] 焦耳氏当量(热功当量)
n. 埃德加（男子名）
n. 胡佛电动吸尘器\\nvi. 用真空吸尘器打扫
🗣️ 情景例句
Nice day, isn't it?
天儿真不错，你说呢？
Woe to him that is alone.
孤独的人最苦恼。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；