Naphthane
十氢化萘, 萘烷
🗣️ 情景例句
Thank you--
谢谢你。
This offer remains open until 10th February, beyond which date the terms and prices should be negotiated anew.
此盘有效期至2月10日，超过此期限条件及价格需重新协商。
It's a pencil-box.
一只铅笔盒