Fluorides
n. [无化] 氟化物, 氰化物（fluoride的复数形式）
🗣️ 情景例句
But when Robbie was born,
但当Robbie出生后，
When the heart is afire, some sparks will fly out at the mouth.
心中发火，口吐妄言。
It is one of the ugliest faces I have ever seen.
这是我见过的最丑陋的头像之一。