Pertechnetate
高锝酸盐
🗣️ 情景例句
Do you know anyone who can forge a sick note for me?
你知道谁可以帮我虚开一张病假条？
Gentlemen! Can't you agree on anything?
先生们，可否赞成一项？
They represent the prices for different quantities.
那表示不同的量有不同的价钱。