这种动物用一种非常坚韧,并带有金色光泽的丝线编织蛛网。
These creatures make webs from a very tough and distinctively golden silk.
作为一种薄膜,TPU薄膜既柔软又非常坚韧。
用于提取这种油的树脂取自于一种矮小坚韧的树。
The resin from which the oil is extracted comes from a small, tough tree.
用于提取这种油的树脂取自于一种矮小坚韧的树。
The resin from which the oil is extracted comes from a small, tough tree.
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