He has a weak heart, and should avoid excitement.

他心脏衰弱，应当避免激动。

youdao

Take more exercises. /Do some light work, have a happy outlook, avoid excitement and too much worry. Be careful not to stumble.

多做锻炼/做一些轻体力活动，保持良好的心态，避免兴奋和过度忧虑，小心不要摔倒倒。

youdao

Have a happy outlook; avoid excitement and too much worry. Be careful not to stumble, because old people's bones are fragile and get broken easily.

要乐观，不要过于兴奋和忧虑，尤其注意别跌跤，因为老年人骨质脆弱易折断。

youdao

Mr. Obama's role in the immigration debate so far is calibrated to generate excitement among supporters while trying to avoid alienating Republicans who may be hesitant to back legislation if it is too closely identified with him.

WSJ: Obama, Rubio Push for Immigration Overhaul

But The Hobbit feels fearless and devoid of self-consciousness about expectations or anything other than excitement at telling its story, and at times almost seems to avoid any obvious choices or traditional perspectives in the approach to action and big reveals.

FORBES: 'The Hobbit' Review: Peter Jackson's Return To Middle-Earth Is A Triumph