Quadraphonic system
四声道立体声系统
🧩 词语组成解析
a. 四声道的(=quadrophonic)
🗣️ 情景例句
This is Xiao Fu speaking.
我就是。
How long did the movie last?
电影放了多久了？
The nomads who made these markings lived by hunting and fishing during the last Ice Age which began about 35,000 B.C.and ended about 10,000 B.C.
这些痕迹是游牧人留下的，他们生活在从公元前约35，000年到公元前10，000年的冰川期的末期，以狩猎、捕鱼为生。