Ambrac
阿莫布拉克铜镍锌合金
🗣️ 情景例句
If we hire you, how long will you stay with us?
你打算给我们工作多久？
He sweats with fear.
他在冒着冷汗。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。