The director dusted his staff down about the drop in their efficiency.

主任因工作效率下降而训斥员工。

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The painting started to drop down in its frame and was shredded by some blades hidden in the bottom of the frame.

那幅画从框中脱落掉下来，被藏在画框底部的刀片切成了碎片。

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I felt the first hot drop of salty water coming down my face.

我感觉到第一滴温热的咸水从我的脸上流下来。

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Two, so now let me drop down 2.

，把2写下来。

哈佛公开课 - 计算机科学课程节选

It's going to be a I chord, then a IV chord,and we'll drop down to the IV chord.

它现有一个I级和弦，然后是IV级和弦，接着我们往下降到IV级和弦。

耶鲁公开课 - 聆听音乐课程节选

So this is our final equation, and this is actually called the Balmer series, which was named after Balmer, and this tells us the frequency of any of the lights where we start with an electron in some higher energy level and we drop down to an n final that's equal to 2.

把2代入到这里，所以得到1除以,这就是我们最终的方程，这叫做Balmer系，以Balmer名字命名的,它告诉我们从高能级掉到n等于2的,最终能级所发出光的频率。

麻省理工公开课 - 化学原理课程节选

And, when Armitage won the race to collect a charged-down drop-goal attempt, Lennard added the extras to make it 27-0 with just 13 minutes left.

BBC: Doncaster 27-12 Leeds Carnegie

This time, Murray took his chance, chasing down a drop shot and steering a winner to seal the opening set.

BBC: Murray starts with convincing win

Murray was targeting the 27-year-old's second delivery with huge success and he brilliantly chased down a drop shot to earn another break point, which was converted for a 4-1 lead.

BBC: Australian Open: Andy Murray crushes Garcia-Lopez