Etfs
abbr. ECM (electronic countermeasure) transmitter frequency setup 电子对抗发射机频率调定; ECM transmitter frequency setup 电子对抗发射机频率调定
🗣️ 情景例句
Now he's got his own trading company. Ann told me he made four million dollars last year.
现在他已有自己的贸易公司。安告诉我他去年赚了400万美元。
How come?
怎么会这样？
It will be a mixed school where not all the children are disabled.
它是一所混合式学校，学校里的儿童并不都是残疾人。