手腕必须正直。
They must be straight as viewed from behind.
他们必须从后面观察，笔直。
The feather must be removed with a straight, firm pull.
羽毛必须笔直地用力一拔才能拔掉。
The way that leads to Him must needs be straight.
通往祂的路，必是正直之道。
Forelegs must, of course, be as straight as possible.
当然，前腿必须尽可能直。
The hardest thing to build is a plain straight wall. The dimensions must be absolute.
最难砌的是一堵简朴笔直的墙，尺寸必须一丝不差。
Such people must be put straight, and immediately!
像这样的人必须矫正，要立即矫正！
Such people must be put straight, and immediately!
像这样的人必须矫正，要立即矫正！
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