Jetal
[冶]杰塔尔氧化处理法, 杰塔尔法
🗣️ 情景例句
I can't figure out why she said so.
我不能理解她为什么这样说。
How far is it from here to the bus stop?
到公共汽车站有多远？
I hope you enjoy your stay with us.
希望您在这儿过的愉快。