Soft materials, such as cloth, do not carry sounds so well as wood, iron and other solids.

像布那样的柔软的材料，不如木材、铁和其它固体东西传导声音那样好。

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They are made of a rigid material, like plastic, but some are made of leather or other soft materials.

矫正鞋垫通常由刚性材料，比如塑料、但也有些用皮革或其他柔软的材料做成的。

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This machine is an ideal paper cutter, widely applicable to any kinds of paper, leather product and other soft materials.

本机是一台理想的切纸机，广泛适用于裁切各类纸品、皮革制品及其他软性材料制品等。

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The technique allows the machine to be made of soft materials so it can squeeze through tight spaces and mould its shape to rough terrain.

BBC: Pentagon helps build Meshworm reconnaissance robot

The extensive use of metallic finishes and soft touch materials throughout reinforces the premium quality of the environment.

ENGADGET: Lexus LF-CC Concept shows the future of touchscreen interiors

Last month DARPA, the U.S. Defense Department's research agency, invited proposals from robotics experts to build a "chemical robot" made from soft, flexible materials and capable of squeezing through gaps smaller than its regular dimensions.

CNN: Robotics discovers its soft side