Ferromanganin
铁锰铜合金
🗣️ 情景例句
I have a suggestion for you ...
我有一个建议……
You are all skilled and successful salesmen as shown by your records in the field.
从你们在这一领域的业绩来看，你们所有人都是训练有素，事业有成的推销员。
He had hardly had time to settle down when he sold the house and left the country.
还没等安顿下来就卖掉了房子，离开了这个国家。