Lr
abbr. 書面報告（Letter Report）；遠(yuǎn)距離, 遠(yuǎn)程（Long Range）；實(shí)驗室反應(yīng)堆（Laboratory Reactor）；液體燃料火箭（Liquid Rocket）
??? 情景例句
I agree.
我同意。
Not let the grass grow under one's feet.
不失時機(jī)。
Would you like to go to a party with me?
你想不想和我一起去參加一個聚會？