Rrt
abbr. 快速轨道交通（Rail Rapid Transit）；会合雷达应答器（Rendezvous Radar Transponder）
🗣️ 情景例句
That's six steaks.
六份牛排。
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陆地上生活过的动植物的遗体被保存下来的更为罕见，因为陆地上几乎没有什么东西覆盖它们。