单词:cement sand molasses process
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[00:04.00]Just be thankful for what youre given, hear? 对你拥有的心怀感恩就行了 [00:08.20]You already here longer than you supposed to 你已经活得比预期的久了 [00:14.88]Some nights Id have to sleep alone 有时候我晚上得一个
Lesson 47 Television Day: The sea TV Commentary: If you looked at the Pacific from a space-capsule you might think that the world was all water. You would hardly be able to see any land at all. Water covers most of the earth's surface. The sea contai
今天我们要讲两个表示速度很慢的常用语。第一个是:Slow burn. Slow可能大家都已经知道,是慢的意思,burn这个字有不少解释。最基本的一个意思是:烧,
This is the VOA Special English Agriculture Report. Rice hulls, or husks, are the protective coverings on grains of rice. Rice with just its hull removed is brown rice. Rice without its hull or bran is white rice. Once rice is harvested, the hulls ar
There are more than 26 thousands casting companies in China, accounting for half of all the global manufacturers of casting products. But the traditional method of handmaking castings is heavily reliant on human resources and energy, and can produce
Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele