Duplexure
分支回路(天线收发转换开关)
🗣️ 情景例句
Marilyn, you want coffee or tea? Marilyn
要咖啡还是茶？
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
Can't they be mended?
不能修补了吗？