... be optimistic about 对--持乐观态度的 a very controversial issue 很有争议的问题 to one's benefit对某人有益的 ...
双语例句
1
Although impossible to measure, the feeling of pride or contentment with one's country's international standing must register as a benefitto the American people.
尽管由本国国际形象产生的自豪感和满足感无法测量,但它必定有益于美国人民。
2
Those private vehicle owners who allow advertising on their cars are called “jia ke zu” in Chinese, meaning putting a shell on one's car in order to get some benefit.
那些愿意在自己车身上为商家做广告的车主被称为“甲客族”,意即“借壳得利”。
3
You are "Motivated to identify one's strength for the benefit of themselves and community…Motivated to contribute…Passion".