Though the study points to a chocolate-mood connection, the researchers are unable to clearly explain why people nibble at a cocoa delight when feeling low.

虽然这项实验证明了巧克力和心情的确存在某种关联。 研究人员并不能因此而断定人们心情不好时，吃一口巧克力就会令他们的心情变好。

youdao

In its purest form -- that is, plain air-popped kernels-- it's a healthy, whole-grain, antioxidant-rich snackfood that comes at a pretty low-calorie cost for thosewho like to mindlessly nibble.

最纯的爆米花，也就是纯粹压力爆玉米粒，是一种健康的、全谷物的、富含抗氧化剂的小吃，并且热量低，最适合那些没事就喜欢往嘴里塞东西的人了。

youdao

In its purest form -- that is, plain air-popped kernels 2 -- it's a healthy, whole-grain, antioxidant-rich snack food that comes at a pretty low-calorie cost for those who like to mindlessly nibble 3.

最纯的爆米花，也就是纯粹压力爆玉米粒，是一种健康的、全谷物的、富含抗氧化剂的小吃，并且热量低，最适合那些没事就喜欢往嘴里塞东西的人了。

youdao

But three balls later he was gone, for 55, to a disappointingly tame nibble outside the off-stump, neatly caught low by Brad Haddin, although replays showed bowler Ben Hilfenhaus had over-stepped by several inches.

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