Maracell
[商]精制部分脱磺酸基的木素磺酸盐(用作铅蓄电池糊状增充剂, 锅炉水防垢剂)
🗣️ 情景例句
before the guests arrive.
在客人到达之前。
He's not in. May I take a message for him?
他不在，我能替他捎个口信吗？
I had expected to be near my objective by now, but everything still seemed alien to me.
我本想离目的地已经不远，但周围一切对我仍很陌生。