S-l
abbr. short-long (signals) 短-长（信号）; sound-locator sublease 有效土地转租
🗣️ 情景例句
That's right.
是的。
One should not run with the hare and hunt with the hounds.
不应两面讨好。
Custom has not commonly been regarded as a subject of any great moment.
风俗一般未被认为是什么重要的课题。