Microalloy
n. 微合金
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
The diamonds of other countries are always the most beautiful.
别国的钻石是最美丽的。
New York is built on a group of islands on the east coast of the USA at a point where several rivers flow into the ocean.
纽约市建立在美国东海岸的一群岛屿上，那儿是好几条河流入海的交汇点。