But it's not just awkwardness-doctors now know that teenagers' body clocks go through a shift during puberty, meaning they find it hard to sleep before 11 p. m. and hard to wake in the morning.

但这并不尴尬——现在医生知道青少年的生物钟在青春期会经历一个转变，也就是说他们发现晚上11点之前很难入睡，而早晨的时候又很难醒来。

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According to P-code features of large Doppler frequency shift and long code period, the method that shortens the scope of carrier frequency search is studied.

针对P码多普勒频移大、周期长的特点，本文探讨了缩短载频搜索范围的方法。

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The results show that C, P, N, S doped anatase TiO2 all can cause the absorption band of optical catalysis to red-shift, the absorpotion coefficient in the visible light r.

计算结果表明，C、P、N、S掺杂锐钛矿TiO2都能使TiO2的光催化吸收带在一定程度上红移，并在可见光区有一定的吸收系数。

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If you tend to type between the O and P, the keyboard will learn this and shift the touch actuator to lie between the two keys.

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At the same time, the greeter job during the third shift 10 p.m. to 7 a.m.

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After lunch, their father went to work on the 2 p.m. shift at the airport, one of her brothers recalled.

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