Sonar transmitter
[电] 声纳发射机
🧩 词语组成解析
sonar
['səunɑ:]
n. 声呐装置，声呐系统;声呐兵;
transmitter
[trænz'mitə]
n. 传送者;传达者;发射机;发报机;
🗣️ 情景例句
My mother and father
我父母
It is not polite to eavesdrop on the conversation of other people.
偷听他人说话是很不礼貌的。
Six men have been trapped in a mine for seventeen hours.
6个人被困在矿井里已有17个小时了。