Of course, like every other environmental issue today, this is playing out against the background of global warming and human interference with natural ecosystems.

当然，就像今天的其他环境问题一样，这是在全球变暖和人类干涉自然生态系统的背景下发生的。

youdao

youdao

"Golden mountain" against the background of Garden of Bacchus.

“金色山”的背景是酒神巴克斯花园。

youdao

The event has added symbolism this year, coming against the background of Israel's rejection of demands by the United States to stop building in disputed East Jerusalem.

VOA: standard.2010.04.01

When the black color splashed against the background, it created definition and a sense of space.

FORBES: Forget First Person Shooters. Try 'The Unfinished Swan,' a First Person Painter

Block also took some sharp images Tuesday against the background of a colorful twilight.

CNN: Stargazers capture images of comet

It is also important to judge the religious-moral vote against the background of American religiosity in general.

ECONOMIST: American values