optimist n. 樂觀主義者；樂天派
optimism n. 樂觀；樂觀主義
optimistic adj. 樂觀的；樂觀主義的
optimistically adv. 樂觀地；樂天地
optimize vi. 優化；持樂觀態度
optimise vi. 表示樂觀
optimize vt. 使最優化，使完善
optimise vt. 使優化；充分利用
optimist
n. 樂觀主義者；樂天派
美 ['ɑpt?m?st] ?英 [??pt?m?st]
同 : happy go lucky / happy camper
example：
You need to be an optimist.
I am an optimist.
optimism
n. 樂觀；樂觀主義
美 ['ɑpt?m?z?m] ?英 ['?pt?m?z(?)m]
example：
They ended the discussion on a note of optimism.
What we want to show is our confidence and optimism.So whether we win or not is not that important.
optimistic
adj. 樂觀的；樂觀主義的
美 [,ɑpt?'m?st?k] 英 [?pt?'m?st?k]
同：rose-colored / rosy
example：
I think that we have reason to be optimistic.
We should all maintain an optimistic belief.
optimistically
adv. 樂觀地；樂天地
同：rosily
example：
Go your way optimistically.
Optimistically,I can finish it next week.
optimize
vi. 優化；持樂觀態度
vt. 使最優化，使完善
美 ['ɑpt?ma?z] ?英 ['?pt?ma?z]
example：
That's why we?optimize?for happiness and you should too.
This is a great way to?optimize?load performance.
optimise
美 ['ɑpt?ma?z] ?英 ['?pt?ma?z]?
vi. 表示樂觀
vt. 使優化；充分利用
同vt.：make full use of / make good use of
example：
Yet as any programmer knows, it would be a mistake to?optimise?prematurely.
