Osep
abbr. optical signal entry panel 光信号输入盘
🗣️ 情景例句
You don't have to work yourself sick.
你不必让自己工作到病倒。
How much is a bus ticket?
公共汽车票要多少钱？
'And how can you explain that?' she asked.
“那么你对那又作何解释呢？”她问。