Dinitrogen difluoride
[化] 二氟化二氮
🧩 词语组成解析
tetroxide[化]四氧化二氮
二氟化物
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
A word is enough to the wise.
对明智者一言已足。
Anthropologists wondered where the remote ancestors of the Polynesian peoples now living in the Pacific Islands came from.The sagas of these people explain that some of them came from Indonesia about 2,000 years ago.
其中一部分是约在2，000年前从印度尼西亚迁来的。