背负式的英文：
n. knapsack-type fog machine
- The act of transporting piggyback.
背负式运输，驮运联运
n. 背包
- He cinched the belt of his knapsack around his shoulders.
他把背包带紧紧地拴在肩膀上。 - A knapsack,often mounted on a lightweight frame,that is worn on a person's back,as to carry camping supplies.
背包一种背在背上的通常安装在轻量结构上的背包，用来带一些野营的必需品 - Then, as the knapsack on his back was in his way, and as it furnished, moreover, a pillow ready to his hand, he set about unbuckling one of the straps
随后，因为他背上还压着一个口袋，使他很不舒服，再说，这正是一个现成的枕头，他便动手解开那捆口袋的皮带。
n. 类型；典型；模范；代表；字体；铅字，活字
v. 打字；按类型把…归类；测定（血）型
- You must specify the MIME type to be used for this file type.
必须指定此文件类型所使用的MIME类型。 - The type of skirt is all the go.
这种裙子很时髦。 - Other Types of Research
其他类型的研究
n. 雾；尘雾；迷惑
v. 被（以）雾笼罩，变（使）模糊；使困惑
- To be covered with or as if with fog.
为雾笼罩被或好象被烟雾掩盖 - The dense fog paralyzed the traffic.
浓重的大雾使得交通完全中断。 - Steam has fogged my glasses.
蒸气使我的眼镜模糊不清。