Pertechnetate
高锝酸盐
🗣️ 情景例句
If you feel tired at work, Just take a vacation.
如果你觉得工作太累了，不防去度假。
An old dog barks not in vain.
老犬不空吠。
It was your turn to wash them yesterday.
昨天轮到你把它们洗干净。