Ineffective

(adj.) lacking the ability or skill to perform effectively; inadequate; 'an ineffective administration'; 'inefficient workers' .

(adj.) not producing an intended effect; 'an ineffective teacher'; 'ineffective legislation' .

(adj.) lacking in power or forcefulness; 'an ineffectual ruler'; 'like an unable phoenix in hot ashes' .

校对:杜鲁门

• We have seen the Roman Republic wrecked, and here we see the church failing in its world mission very largely through ineffective electoral methods. 赫伯特·乔治·威尔斯. 世界史纲.
• But the fact that the stop-valve had to be opened and closed by hand to obtain the desired number of lifts rendered the machine ineffective. 威廉·亨利·杜利特. 世纪发明.
• An ideal suspended in a vacuum is ineffective: it must point a dynamic current. 沃尔特·李普曼. 政治序论.
• With all his learning he is ineffective because, instead of trying to use the energies of men, he deplores them. 沃尔特·李普曼. 政治序论.
• In any accurate sense theory is to be judged only as an effective or ineffective instrument of a desire: the discussion of doctrines is technical and not moral. 沃尔特·李普曼. 政治序论.
• He tried mixing it with many materials, first using magnesia, which, however, proved ineffective. Edward W. Byrn. 十九世纪发明进展.

整理:拉尔夫