Electrooptics
n. [物]电光学
🗣️ 情景例句
Did you know
你知道
A still tongue makes a wise head.
智者寡言。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。