Pneumolysin
肺炎球菌溶血素
🔁 扩展释义
【医】 肺炎球菌自溶酶
🗣️ 情景例句
Well, I began to think about you and about Michelle,
噢， 我开始想到你和Michelle
I'm sorry, but I think she's stepped out.
对不起，我想她出去了。
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。