是的，外面那棵树是你的亲戚。同样的，所有的虫子和青草都是。邀请它们共进晚餐吧！为什么不呢？

Yes, that tree outside is your relative, as is every bug and blade of grass. Invite them in for dinner, why don't you?

youdao

“那你为什么不掐自己一下呢？”梅金翻着眼皮儿说，“还是你醒醒吧！”

“What about pinching yourself?” Megan rolled her eyes as she said that. “You wake up?”

youdao

可能会吧，但现在为什么不帮忙找找遥控器把车房打开呢？

Maybe, but in the meantime why not help me find the remote control for my garage door?

youdao

So, you might say, well, gee, why don't we just power our cars with hydrogen, use an internal combustion chamber.

你可能会说，好吧，哎呀，为什么我们不把氢气,放在汽车内部的燃烧室，来给我们的汽车提供动力呢。

麻省理工公开课 - 固态化学导论课程节选

So think about domestic violence situations and why people stay in them.

想想家庭暴力的情景吧,为什么不寻求解脱呢。

耶鲁公开课 - 心理学导论课程节选