Bidery
比德里锌基合金(白合金)
🗣️ 情景例句
I hope you're enjoying your stay here.
我希望你在这里过得愉快。
How's your nephew?
你的女儿好吗？
When he went outside half an hour later, he was astonished to find the little black lamb was almost white.
半小时后，当他从屋里出来时，他惊奇地发现小黑羔羊全身几乎都变成白色。