Pentafluoride
五氟化物
🗣️ 情景例句
My apologies.
我道歉。
To make it easier for us to get the goods ready for shipment, we hope that partial shipment is allowed.
为了便于我方备货装船，希望允许分批发运。
the waters flow more quietly, and in the end, without any visible break,
河水流得平缓起来，最后连绵不断地