1.look us in the kneecaps
 
【原句】... look us in the kneecaps and say it.(S06E06)

【翻译】请平视我们的膝盖再说吧。

【场景】Caroline和Max从后厨房出来碰到Han，Han向她们确认是否看到桌上的字条，两人听完Caroline对Han说道如果有话要说先平视她们的膝盖。
【讲解】
look us in the kneecaps 平视膝盖。
look sb in the eye/face 直接坦诚地与人交流。= to talk to someone in a direct and confident way that shows you are honest or not ashamed
【例句】
 
I wanted to look people in the eye and tell them I made a mistake.

我想坦诚地和人们说，我犯了一个错误。

I can't believe you can look me in the face and lie to me like that.

我真想不到你会一脸坦诚地对我说谎。
 

2.compliment the potatoes
 
【原句】It's gonna compliment the potatoes.(S06E06)

【翻译】跟土豆很搭。

【场景】Max和Caroline看到Earl跟老朋友再会回去后，她两回到自己的店内做着特殊订单的蛋糕。Caroline看着Max刷着蛋糕，说道这个蛋糕能吃回本、特别是加了一层肉。
【讲解】
compliment v.[T]夸奖；赞扬；赞赏；恭维。
compliment about sb's new hat 称赞某人的新帽子；compliment to sb 向某人致敬。
compliment也可以是名词，如say a compliment 说恭维话。
【例句】
 
I was just complimenting Robert on his wonderful food.

我刚才在夸罗伯特做的饭菜特棒。

Are you fishing for (= trying to get) compliments?

你这是在寻求表扬吗？
（来源：沪江英语）