The crews will fly on Russian Soyuz rockets until and unless U. S. commercial companies develop private space taxis to ferry them to the International space Station.

这个团队将参与俄罗斯“联盟”号火箭的飞行任务，知道美国金融公司开发出其专有的航天“的士”将飞往国际空间站。

youdao

Unless and until additional U. S. sanctions are announced, it's hard to judge how much they will hurt Russia.

除非直到美国宣布新的制裁，否则很难判断俄罗斯的受创程度。

youdao

Unless and until additional U. S. sanctions are announced, it's hard to judge how much they will hurt Russia.

除非直到美国宣布新的制裁，否则很难判断俄罗斯的受创程度。

youdao