他们必须评估你的水平然后把你分到正确的班级,如初级班,中级班。
They have to assess your level and steer you to the right class, beginner, intermediate.
给他写一封电子邮件,提出一个具体的话题并说明你的理由,然后把你的安排告诉他。
Write him an email to suggest a specific topic with your reasons, and tell him about your arrangements.
然后把你的腿抬高,把脚撑在第一级台阶上。
Next, lift your legs so your feet are propped up on the top of the stairs.
There's just a kind of a stand and you put the ball on the stand and then you just hit it.
只有一个台子,你只需把球放在台上,然后击打它。
Right, so the fundamental idea then, is, I want to glue together information, I want to take pieces of data that naturally belong together, glue them together, and attach some methods to it.
放在一起的数据拿出来,把它们放到一起,然后把一些方法附加上去,这些,你知道的,是很长的一个定义,让我们来看个例子吧。
You've got to pretty much take that chalk, and make a slurry out of it, put water, and dry it back up, put in a mold, and then you can have the chalk again, but you can't just glue it back together.
你得尽可能地收集它的碎片,把它做成粉浆,加水然后风干,放进模具,然后你就能重新得到这支粉笔,但是你不能简单地把它粘起来。
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