Fluorides
n. [无化] 氟化物, 氰化物（fluoride的复数形式）
🗣️ 情景例句
and we have Popo the Clown to entertain you.
我们请了小丑Popo来给大家表演助兴。
How are you feeling today?
今天你觉得舒服吗？
or'ho! my father', or'my mother', according to the age and sex of the captive.
嗬！我的爸爸、"嗬！我的妈妈通过按象的年龄性别，