Such explanations, however, illuminate neither the source of this curious convention nor the reason for its popularity.

然而，这样的解释既不能说明这个奇怪的惯例的来源，也不能说明它流行的原因。

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However, the reason why one keeps a dog has changed.

然而，人们养狗的原因已经变了。

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In time,however, there was another reason to fight: to free the black people held as slaves in the South.

VOA: special.2009.10.08

When you go west, however, it stops in the coast of North Africa -the reason being the rest of North Africa is dominated by Carthage.

当你继续西行,希腊的城镇就止于北非沿岸,因为北非的其余领土,都被迦太基人所占领了

耶鲁公开课 - 古希腊历史简介课程节选

This is not the reason, however, that almost half of all Malays voted for Pas.

CNN: The Ties That Do Not Bind

The main reason for the reform, however, is to clean up a mess made in Mr Brown's first budget in July.

ECONOMIST: Gordon Brown’s progress | The

The bigger reason, however, is that Mr Heston's script, for all his recent mistakes of timing and delivery, is one that cannot be dismissed out of hand.

ECONOMIST: Charlton Heston��s tablets of stone