But teens get mixed messages about what's a healthy body weight.

但就何为健康的体重很多青少年都是一知半。

This level of blindness is close to the one we have when it comes to our climate impact.

这种程度的同我们对气候影响的认知一样，只是一知半。

Not many studies have looked at that before, so the scientists weren't really sure why this happens.

早前，没有多少研究注意到这点，因此科学家对此种现象也是一知半。

Among other things, I learned to dispense drugs for the surgeon, and picked up a smattering of his knowledge.

我还学会了为外科医师调剂配方，对外科的技也学得一知半了。

He tended to dismiss adversaries as fools, rather than as merely mistaken, or half-right.

他宁愿将自己的对手看成是一个个的傻子也不愿意将他们当成只是有一点点的学过失或对学方面是一知半的人。

Most people can provide half answers at best.

大部分人顶多算是一知半。

Maybe they see new words, but they don't really understand them, or they half learn a word, but can't use it.

也许他们看到了新单词，但他们并不真正理它们，或者他们对某个词一知半，但不会使用它。

Half-recognising that concern, Britain will monitor Huawei's equipment and bar it from parts of the network deemed critical for security or safety.

基于对这一担忧一知半，英国将对华为的设备进行监控，并禁止其进入被认为对安全至关重要的网络部分。

How little you know, sweetling. " Against them I have all the power of House Lannister. Against Jaime or my father, I have no more than a twisted back and a pair of stunted legs" .

我亲爱的，对这个世界，你真是一知半。" 和他们作战，我有整个兰尼斯特家族为后盾；与詹姆或父亲为敌，我就只剩驼背和短腿。"

This makes you realize which part you understand and where you still have gaps whenever you get stuck go back to study and repeat that process until you have explained the whole topic from start to end.

这让你意识到你理了哪一部分，哪里还有差距，当你还有一知半的地方，回到学习，重复这个过程，直到你把整个话题从头到尾释完。

He states that all the people in his government are lawyers, or smattered in law;and that in Boston they have been enabled, by successful chicane, wholly to evade many parts of one of your capital penal constitutions.

他说，他政府中的所有人都是律师，或者对法律一知半；在波士顿，他们已经通过成功的减速机，完全逃避了你们的一项首都刑法宪法的许多部分。