Undesulfured
未脱硫的
🗣️ 情景例句
Advice doesn't normally come cheap, but this piece is for free...
通常来说，忠告都是价值不菲的，但这个是免费赠送的。。。
Glad to have been of help.
我很高兴能给您帮个大忙。
No, we don't.
不，没有。