-s
suf. 附在规则名词之后构成复数; 附在某些无单数形式名词之后构成复数glasses, socks, trousers; 附在某些名词之后构成单数billiards, checkers, works; 用以构成表示反复或一贯之动作或状态的副词always, Sundays; 附在原形动词之后, 构成第三人称单数一般现在时态的陈述语气
🗣️ 情景例句
and this is an important decision we have to make.
这又是我们必须做的一个重大决定。
What do you know about the tenth century?
有关十世纪的事你知道些什么？
And why only snakes? Cats, for instance, would be greatly helped; no running fights with large, fierce rats or tussles with grown rabbits -- just a bite and no more effort needed.
为什么只有蛇才有毒液呢？譬如说，如果猫有毒液，那对猫会大有帮助，它就不必再和又大又凶的老鼠边跑边博斗了，也不必再和大兔子扭斗了，只要咬一口，就不必再费大力气。