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
Have you had dinner yet?
你吃晚饭了吗？
Like cow, like calf.
有其父必有其子。
Look! That girl has fallen off her bicycle.
看！那个女孩从自行车上摔下来了。