We do not know, however, how the Black Death travelled to Europe.

然而，我们并不知道，黑死病是如何被带到欧洲的。

youdao

However, recharging NiCad batteries is a black art.

然而，给镍镉电池充电却是一个黑色艺术。

youdao

Marian Anderson loved opera. At that time, however, black singers were not permitted in white opera companies in the United States.

玛丽安.安德森喜爱歌剧，但在那个时代，黑人歌手是不允许参加美国的白人歌剧团的，所以，她只能作为一名音乐艺术家在音乐厅里演出。

youdao

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

However,black people sitting in that part of the bus were expected to leave their seats if a white person wanted to sit there.

VOA: special.2009.03.08

At that time, however, black singers were not permitted in white opera companies in the United States.

VOA: special.2009.01.25

However Black Caribbean students are far better represented in subjects such as law, political studies and librarianship.

BBC: Science

However, Black said boys and girls are welcome to join even if not from Seventh-day Adventist families.

WSJ: Amid Boy Scout turmoil, other groups hope to grow

However Mr Black welcomed an announcement on a mortgage guarantee scheme for first-time buyers, agreed with the Lib Dems as part of budget negotiations.

BBC: Welsh government ?3.5bn spending plans repackaging row