副翼是机翼后缘的可动部分。

The ailerons are movable sections along the rear edges of the wings.

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如果机器人有一个可动部分能做两个方向的伸展，该机器人必须在运做状态下接受检查。

If a robot has a moving part that extends in two directions, it will need to be inspected with this part operating.

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不是每个人都适合做完全的换膝手术，医生说，年龄在40岁到50多岁的病人也许仍可以考虑动部分的膝盖手术，或者其他的临时手术程序。

Total knee replacements are not for everyone, and doctors say patients in their 40s and 50s May still want to consider partial knee replacements or other interim surgical procedures.

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If you let it sit they settle out into two phases again, that's how triglycerides behave.

如果静置不动它们会再次分成两部分,这就是甘油三酯的性状

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