梅尔文有浓密的棕色头发，说话语音轻柔。 他结婚后六个月妻子就另有所爱别他而去，然后他开始在“随遇”上找伴。

Melvin, who has thick brown hair and a pleasant, soft-spoken manner, said he began using the site when his wife left him for another man six months after their wedding.

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给做一个类似是否上学院的决定的时候，做决定的人应该知道机会成本随伴每个可能的行动，实际上，他们通常是这样的。

When making any decision, such as whether to attend college, decision makers should be aware of the opportunity costs that accompany each possible action, in fact, they usually are.

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伴流分数有明显的尺度效应，随模型尺度的增加而下降。

There is an appreciable scale effect on wake fraction, and the wake fraction decreases as the size of models increases.

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