tempered

基本解释

He has tempered the strong drink with water.
他已经用水将烈酒冲淡。
He is good-tempered; he gets along well with everyone.
他脾气好，和谁都合得来。
《新英汉大辞典》
The smartest, and oftentimes hardest, thing we can do in these kinds of situations is to be more tempered in our reactions.
遇此境况，我们可以做的最聪明也往往是最艰难的选择或者就是更加温和的应对这一切。

Borlaug tempered his views somewhat in his later years and led efforts to discourage overuse of insecticides and fertilizers.
His admiration for foreign things and approaches was tempered by, as Hughes argues, his devotion to Russia, which he oversaw.
正如休斯所说,他虽然歆慕外国文化,但仍被本国传统所抑制,他还是忠于他统治之下的俄国
耶鲁公开课 - 欧洲文明课程节选
but people are shorter-tempered, but just seem more irritable
但是人们脾气更暴躁，更容易发怒。
加州的天气 - SpeakingMax英语口语达人

The market's drop was tempered by better profits at Verizon, Pepsi and Union Pacific.
NPR: Stock Market Slips Lower On Weak Earnings

If you refer to someone's temper or say that they have a temper, you mean that they become angry very easily.
Your temper is the way you are feeling at a particular time. If you are in a good temper, you feel cheerful. If you are in a bad temper, you feel angry and impatient.
If someone is in a temper or gets into a temper, the way that they are behaving shows that they are feeling angry and impatient.
If you lose your temper, you become so angry that you shout at someone or show in some other way that you are no longer in control of yourself.