由于轴向力的存在,管柱还可能发生正弦或螺旋屈曲等.
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Those who read books benefit whatabsorb and the entertainment them receive.
读书的人不仅能从学到的学识中获益,舒服到乐趣,还能锻炼她们的大脑.
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Officer : Passport, please. ( pause ) Thank you. I'll to see your pass as well.
请出示护照. 谢谢. 我还需要看看您的登机卡.
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We ask, in this vast land of the motherland, is how much clean water?
我们不禁要问, 在这片广袤的祖国大地上, 究竟还有多少干净的水?
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