extra-channel

基本解釋

Even if extra channel space is available --- it is usually not enough for the very wide bandwidths of HDTV.
即使有額外的信道空間---一般也不夠大帶寬的HDTV使用。
The extra channels offered on the optical fibre network are mostly additional pay-per-view movie channels and an international home shopping channel.
用光纖網(wǎng)絡收看節(jié)目的觀衆(zhòng)則可觀看更多自選節(jié)目和一個購物臺。
My extra earnings came in very handy.
我的額外收入可備我不時之需。
This extra strong glue should do the job nicely.
這種超強度膠應該琯用。
She decided to rent out a room to get extra income.
她爲獲得額外收入決定租出一個房間。