形容詞 impotent:

1. lacking power or ability
2. (of a male) unable to copulate

1. In the dreams of the impotent, comes the answer.
   它回答道：“在那無能為力者的夢境里?！?/div>
2. The quality or condition of being impotent.
   無能為力無能為力的狀態(tài)或性質(zhì)
3. The boy is so impotent that he can't do a simple job well.
   這個男孩非常無能，連一件簡單的工作也做不好。
4. Without the chairman's support, the committee is impotent.
   沒有主席的支持，委員會是無能為力的。

im.po.tent

adj.（形容詞）
Lacking physical strength or vigor; weak.
無力的；虛弱的：缺乏物質(zhì)力量或活力的；虛弱的
Lacking in power, as to act effectively; helpless:
無力的，無效的：缺乏力量以致不起作用的；無助的：
例句：
.Technology without morality is barbarous; morality without technology is impotent.(Freeman J. Dyson)
.沒有道德的技術(shù)是野蠻的；道德沒有了技術(shù)是無力的.(弗里曼J.戴森)

Incapable of sexual intercourse, often because of an inability to achieve or sustain an erection.
陽萎的：不能進行性交的，經(jīng)常是因為不能達到或維持勃起
Sterile. Used of males.See Synonyms at sterile
不能生育的。指雄性參見 sterile
Obsolete Lacking self-restraint.
【廢語】 無自制力的

來源：
Middle English
中古英語
from Old French
源自 古法語
from Latin impotôns impotent-
源自 拉丁語 impotôns impotent-
in- [not] * see in-
in- [不] *參見 in-
potôns [potent] * see potent
potôns [有性交能力的] *參見 potent

【引伸】
im.potently
adv.（副詞）