Multielement vacuum tube
[电] 多元真空管
🧩 词语组成解析
[计] 多元\\n[化] 多元素
🗣️ 情景例句
The plight of starving people is too awful to think about.
饥民的苦境糟得不可想象。
The window-washer has a dangerous job.
玻璃清洁工担负着危险的工作。
I can't get home so early, Dad!
这么早我到不了家，爸爸！