Countertrade
n. 对消贸易, 反向贸易（一种国际贸易形式）
🗣️ 情景例句
I get your point, but there are other things we have to consider.
我明白你的意思，可是我们还需要考虑其它一些事情。
Don't teach your grandmother to suck eggs.
休要班门弄斧。
However, boxing was very crude, for these were no rules and a prizefighter could be seriously injured or even killed during a match.
不过，拳击是十分野蛮的，因为当时没有任何比赛规则，职业拳击手有可能在比赛中受重伤，甚至丧命。