柯林斯詞典effectual /??f?ktj??l/ 1. ADJ If an action or plan is effectual, it succeeds in producing the results that were intended. 有效果的[正式] This is the only effectual way to secure our present and future happiness. 這是確保我們現(xiàn)在和未來(lái)幸福的唯一有效途徑。 返回 effectual劍橋詞典effective and successful 卓有成效的，有效的；奏效的 They wish to promote a real and effectual understanding between the two countries . 他們希望真正有效地促進(jìn)兩國(guó)間的理解。 返回 effectual