Britain has embarked on a great gamble .

英国开始了一场大冒险。

Syngenta embarked on a programme to develop proprietary gm seeds .

先正达已着手实施其培育自有转基因种子的计划。

Yet the west 's economies have embarked on contractionary policies .

然而西方经济体采取了相互矛盾的政策。

The g20 embarked this year on an ambitious agenda to reform the international monetary system .

20国集团（g20）今年启动了一项雄心勃勃、旨在改革国际货币体系的议程。

She embarked on a public relations offensive .

她发起了一场公关攻势。