frustrate

詳細解釋：

frus.trate

v.tr.（及物動詞）
frus.trat.ed,frus.trat.ing,frus.trates

To prevent from accomplishing a purpose or fulfilling a desire; thwart:
阻礙：使不能達到其目的或滿足其願望；阻撓：
例句：
A persistent wind frustrated my attempt to rake the lawn.
持續不停的風阻礙了我整理草坪的打算

To cause feelings of discouragement or bafflement in.
喪氣：引起受挫或泄氣的情緒
To make ineffectual or invalid; nullify.
使無效果或無用；使無效

來源：
Middle English frustraten
中古英文 frustraten
from Latin frôstr3ro frôstr3t-
源自 拉丁語 frôstr3ro frôstr3t-
from frôstr3 [in vain]
源自 frôstr3 [徒勞的]

【引伸】
frus.trat.er
n.（名詞）
frus.trat.ingly
adv.（副詞）
<參考辭彙><同義詞>frustrate,thwart,foil,balkThese verbs mean to prevent the attainment or fulfillment of a goal or purpose.Tofrustrate is to cause to be completely unavailing:
這些動詞均意指阻礙某目標的達到或目的的獲得。Frustrate 是使…完全徒勞的：
例句：
A poor memory frustrated her efforts to become an actress.
糟糕的記憶力阻礙了她成為女演員。

Thwart suggests defeat by direct opposition:
Thwart 表示被直接的反對力量擊敗：
例句：
.He was thwarted at every step by political obstacles. (William E.H. Lecky).Tofoil is to defeat by or as if by outwitting, confounding, or disconcerting:
.他每一步都受到政治阻力的阻撓. （威廉·E·H·萊基）。Foil 被或似乎被欺騙、混淆或驚慌擊敗：

例句：
The conspirators will be foiled in their intrigue.
陰謀家的陰謀將被挫敗。

Balk implies the placing of barriers or hindrances in another`s way:
Balk 暗示在別人的路上設定障礙：
例句：
.Time after time our hopes are balked. (Herbert Spencer).
我們的希望一次又一次的受挫. （赫伯特·斯賓塞）