These are illegal Chinese copies of the Russian Su-27.

这些是中国非法复制俄国的苏- 27。

youdao

Some analysts say the Chinese have not been entirely pleased with their Su-27 and Su-30 fighters.

有分析家称，中方并非完全满意他们的苏27和苏30战斗机。

youdao

The AL-31F engine has been used by some of the most successful Russian fighters such as the Su-27, Su-30 and Su-33.

AL - 31f发动机曾经使用在非常可靠的俄罗斯战斗机如SU - 27、SU - 30和SU - 33上。

youdao

SU-27 fighter aircraft and has done a deal to assemble more of the planes itself.

ECONOMIST: China

Moscow will deliver 24 Su-27 supersonic fighters to Beijing this year, adding to the 26 already sold.

CNN: ALLIANCES

SU-27 fighter bombers from Russia have already arrived in Ethiopia, along with container-loads of weapons through Djibouti.

ECONOMIST: Ethiopia and Eritrea