Well, maybe you'll come for lunch some Sunday,so we can really thank you for bringing Richard's bag back.
既然如此 或许哪个星期天你能来吃中饭让我们好好地感谢你送回Richard的旅行袋。
One wonders also why Nature, with some snakes, concocted poison of such extreme potency.
然而,在脊椎动物中,大自然神秘模测地只选择了蛇(还有一种蜥蜴),人们弄不清楚大自然为什么在某些蛇的身上调制出如此高效的毒液来。