The rivalry between the two aeronautics giants also took a new turn on Tuesday when Boeing accused Airbus of violating world trade regulations by seeking European government financing for its new A350 planes.

VOA: standard.2009.06.16

This is the two giants of modern physics: Einstein and Bohr.

这是近代物理学的两个巨头：,爱因斯坦和波尔。

麻省理工公开课 - 固态化学导论课程节选

This is the two giants of modern physics: Einstein and Bohr.

这是近代物理学的两个巨头：,爱因斯坦和波尔。

麻省理工公开课 - 固态化学导论课程节选