PSF: In Pine Effect came from material over a couple of years, right?
貌似《松树效应》的创造材料跨越了好几年，是这样么？
It's not easy material, and deserves to be read slowly and perhaps a couple times - much like any sophisticated treatise on a difficult but powerful subject.
它不是一个简单的阅读材料，值得用双倍的时间来细读品味——就像阅读那些涉及困难但重要主题的专业论文那样。
A person or creature will do something selfless if the act still saves enough of its own genetic material - say, the amount carried in a couple of brothers or a half-dozen Cousins.
一个人，或一种生物，会做一些无私的事情，只要可以为它保存自身的遗传物质，比如那些存在在几个亲兄弟或者堂兄弟之间的。
"You can look at it like a couple of very large uranium mines," he said of the fissile material that would result from the program.
“你可以把它看成好几座大型铀矿(的裂变原料在支持这个方案)。”他说。
A couple of high-end performance cars like the BMW M6 and Chevrolet Corvette have carbon fiber body panels, and the material is used for interior trim in the place of wood veneers or aluminum.
多款高性能汽车，如宝马M6和雪佛兰科尔维特（Chevrolet Corvette），车体外板均采用碳纤维材料。 不仅如此，它还取代了车内装饰用的薄木板和铝制材料，成为新的装饰材料。
Unlike material gifts, he added, an experience, whether it is an outing, a vacation or a special meal, is something unique to the couple, especially if it reflects both people's interests.
他补充道，与物质礼物不同，一段经历，无论是郊游、度假还是一顿特别的晚餐，尤其是一起做两人都感兴趣的事情，才是情侣间独一无二的礼物。
Most of the material was acquired by Hendrijke and Heinz Ivo, a married couple who began collecting in earnest 25 years ago, after he retired at 51 (he was president of the food division at Mars).
这些收藏品大部分过去是Hendrijke和Heinz Ivo这对已婚夫妇的。他自51岁退休（他是玛氏食品部总裁）之后开始收藏，迄今已25年了。
The results show that the couple stress fluid flow behavior depends on not only the coefficient of viscosity, but also the material constant responsible for the couple stress parameter.
所得结果表明应力偶流体运动特性不仅依赖于物质粘性常数，而且强烈地依赖于应力偶流体特有的与固体颗粒尺度有关的物性常数。
This is contact dermatitis, a form of type iv hypersensitivity in which pre-sensitized lymphocytes led to this inflammatory reaction a couple of days after contact with the offending plant material.
图示接触性皮炎，由致敏淋巴细胞引起的IV型超敏反应，在接触致敏性物质几天后出现。
The probe of typical steels has specific features in measurement, material, thermal couple arrangement, etc.
常用钢热探头在尺寸、材料、热电偶布置等方面不同于以往的评价方法中使用的热探头。
It has been studied that with the aid of a couple-crosslinking agent and a hand-builder, fibroin aqueous solution extracted from waste silk material can been coated on cotton fiber to form a film.
由蚕丝废料制成的丝素蛋白水溶液，借助偶联剂和手感调节剂对棉纤维进行涂复成膜。
It has been studied that with the aid of a couple-crosslinking agent and a hand-builder, fibroin aqueous solution extracted from waste silk material can been coated on cotton fiber to form a film.
由蚕丝废料制成的丝素蛋白水溶液，借助偶联剂和手感调节剂对棉纤维进行涂复成膜。
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