Titanometry
钛盐滴定(法)
🗣️ 情景例句
I'm calling to ask you some questions about Susan.
我打电话是想问一些关于苏珊的事。
I generally agree with you.
我大体上同意你的看法。 九、 Asking For Help 请别人帮忙
I'm afraid the item you substituted didn't work.
你这代替品恐怕不能用。