Borazone

氮化硼半导体

🗣️ 情景例句

You don't need to call a plumber, I can fix the sink.
你不必请水管工人了,我会修水槽。
What now?
现在要怎样?
Oh, it's a short ruler. Who has a long one?
噢,这是把短尺。谁有长尺?
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