Pfpc
abbr. Parents of Fluoride-Poisoned Children 氟中毒儿童的父母
🗣️ 情景例句
Think globally, act locally.
放眼全球， 从自身做起。
It is not every couple that is a pair.
成双并非皆配偶。
Professor Ronald Bracewell, a leading American radio astronomer,argued in Nature that such a superior civilization, on a visit to our own solar system,
假如有如此高级文明生命访问了我们的太阳系，