Eutrophy
n. 營養正常, 由于礦物質的增加而適合動植物生長
??? 情景例句
Will you be so kind as to help me out of the difficulty?
幫助我克服困難，好嗎？
I feel terrible about it.
太抱歉了。
Could I use your mobile phone?
能借用一下您的手機嗎？