Alternative channel
[计] 交替信道
🧩 词语组成解析
alternative
[ɔl'tɝnətɪv]
adj. 替代的;备选的;其他的;另类的;
n. 可供选择的事物;
altern轮流的 + ative有...作用的（带此后缀的词有的可兼作名词） → 替换物;取舍,抉择
🗣️ 情景例句
It's great. Although the economy is pretty slow as usual, it's picking up.
很好。虽然经济发展照常地缓慢，不过已开始回升。
Can I help?
要我帮忙吗？
We only hope we won't have this kind of problem again.
我们仅希望不会再有这样的事情发生。