dt If you divide both sides by dt, which mathematicians cannot do, but physicists can, then you get /dt=ds/dt d theta/dt equals ds/dt, and v/l that is the velocity divided by l.
如果两边同除以，数学家不会这么做，但是物理学家可以,得到dθ,等于。
Oh, sorry , l can't, because l'm very busy , l must do my homework .
噢，对不起，我不能参加，因为我非常的忙，我必须做我的作业。
L/C is all right, but do you think you could accept a time L/C.
开信用证是可以的，不过你认为能否接受远期信用证支付方式。
Each day will be triumphant only when my smiles bring forth smiles from others and this l do in selfishness, for those on whom l flown are those who purchase not my goods.
日日成功之道是我要用笑容感染别人，虽然我的目的自私，因为皱起的眉头会让顾客弃我而去。
What did they mean by "add power"? (l) Do it again. (p) Is it a special day of the week? (l) Well, they said once a month, dark of the moon?
通过“增加能量”，他们意味着什么？ (L)再做一次(P)那是一周中特殊的一天吗？
Oh, l can't about that now, l'll go crazy if l do, I…
噢，现在我想不了这些，不然我要想疯了。
And l really need a part-time job in this summer. l believe l can do it well.
我只是真的很想找到一份属于自己的暑假工作，请有意的伯乐一定要给我机会。
And l really need a part-time job in this summer. l believe l can do it well.
我只是真的很想找到一份属于自己的暑假工作，请有意的伯乐一定要给我机会。
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