Rcs
abbr. 雷达横截面（Radar Cross-Section）；皇家外科医生协会（Royal College of Surgeons）
🗣️ 情景例句
Poor baby.
可怜的小东西。
Poverty is no sin.
贫穷不是罪恶。
Tazieff has often risked his life in this way.
塔捷耶夫经常冒这样的生命危险。