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
The unrighteous penny corrupts the righteous pound.
不正当得来的便士会使正当得来的英镑受到污浊。
It marked the end of the great tradition of ships with sails and the beginning of a new era.
它标志着帆船伟大传统的结束与一个新纪元的开始。
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