单词:hemp packed piston
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Hemp is a strong, cane-like plant known throughout the world for its durability and versatility. In the US, however, the hemp industry and supporters struggle. The US government worries that citizens might figure out a way to turn durable hemp into i
MarijuanaGrowersTurntoHemptoFightOversupply Some countries ban possession and use of the drug marijuana, but it is legal in parts of the United States. Nine states and Washington, D.C. have measures legalizing recreational uses of marijuana. The drug
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
今天我们要学的词是packed。 Packed, 是挤满,塞满的意思。The stadium was packed with fans, 体育场里挤满了球迷。The train was so packed I could not get on, 车厢里挤得不行,我根本挤不上去。 九月份开学后,
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t