Niag
尼阿格含铅黄铜
🗣️ 情景例句
Her boyfriend couldn't provide her with a sense of security.
她的男朋友无法给予她安全感。
Did you clean this yourself?
你自己亲自清理这个？
It will be found that the weight moves but slightly or not at all.
结果会发现，重物是动了，但动得很小，甚至没动。