Alfenide
阿尔芬纳德镍黄铜(耐稀酸), 铜镍合金
🗣️ 情景例句
Really, Grandpa?
真的， 爷爷？
I didn't hesitate to say it.
我毫不犹豫地把它讲了出来。
Other types of bee make their nests in holes in the ground.
其他种类的蜂在地穴里筑巢。