Essa
abbr. 环境观测卫星（environmental survey satellite）
🗣️ 情景例句
I thought you'd all like it.
我料想你们都会喜欢的。
An evil chance seldom comes alone.
祸不单行。
and they provided a striking demonstration of the potentialities hidden in instruments and apparatus.
并充分显示出了仪表和仪器的潜在力量。