His eyes are sharp with eagerness to examine every single source of joy around him.

他的眼睛锐利，研究与渴望身边的每一个欢乐的单一来源。

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The military aspect of the show has been steadily growing, and this year is expected to make up about In sharp contrast to the military aspects of the show, some exhibitors appeared to revel in the pure joy of flight.

VOA: standard.2009.11.15

Hours before his death he was rehearsing for them, exuding joy, energy and sharp judgment.

ECONOMIST: Michael Jackson, pop star, died on June 25th, aged 50