Krypton difluoride
[化] 二氟化氪
🧩 词语组成解析
n. 氪\\n[化] 氪Kr
二氟化物
🗣️ 情景例句
What do you propose to do about it?
那你建议要怎么办？
It is good to learn at another man's cost.
前车之覆，后车之鉴。
What's the matter with him?
他怎么啦？