英语语法分析

Hamamatsu Photonics gained 6.4% after it was added to the MSCI World Index, while Nidec rose 3.8% on news it will acquire U.S.-based Emerson Electric's motors and controls unit.

日本浜松光电公司在加入到摩根·士丹利世界指数以后，上升了6.4%，而日本电产因收购美国艾默生电气公司的马达业务上升了3.8%。

Hamamatsu Photonics gained 6.4% after it was added to the MSCI World Index, while Nidec rose 3.8% on news it will acquire U. S. -based Emerson Electric's motors and controls unit.

日本浜松光电公司在加入到摩根·士丹利世界指数以后，上升了6.4%，而日本电产因收购美国艾默生电气公司的马达业务上升了3.8%。