However, the serious programs and the drama didn't make a difference to pain at all.

然而，严肃的节目和戏剧对疼痛没有任何影响。

youdao

Certain drugs, however, can produce serious adversary actions.

然而，某些药物会导致严重的对抗行动。

youdao

Certain drugs, however, can produce serious adverse reactions.

然而，某些药物会产生严重的不良反应。

youdao

However,fifteen percent of patients develop a more serious condition.

VOA: special.2009.05.26

However, if you do happen to be an English or a literature major or someone who's just very serious about reading at that level, you will find plenty to chew on here.

然而，如果你刚好主修英语或是文学,或是任何以主修的水平很认真阅读的人，你将会在这里发现很多值得咀嚼的东西。

耶鲁公开课 - 1945年后的美国小说课程节选

However,the zone has run into a series of serious complications amid worsening relations between North and South.

VOA: standard.2009.06.05

However serious the charge, as long as a politician is not convicted, he or she can stay in office under Indian law.

BBC: The Indian politicians facing criminal charges

However, serious near-term technical damage has been inflicted in gold recently and the bulls have heavy lifting to do to restart a near-term price utprend.

FORBES: Comex Gold Ends Solidly Higher on Bargain Hunting, Weaker U.S. Dollar Index, Higher Crude Oil Prices

However, serious cracks have appeared within Mrs Merkel's coalition government.

BBC: NEWS | Europe | Merkel in lead role on G8 stage