1. ADJ If you describe something as meaningful, you mean that it is serious, important, or useful in some way. 嚴(yán)肅的; 重要的; 有用的

She believes these talks will be the start of a constructive and meaningful dialogue. 她相信這些談話將是一次建設(shè)性的、重要的對話的開始。

2. ADJ A meaningful look or gesture is one that is intended to express something, usually to a particular person, without anything being said. 意味深長的[ADJ n]

Upon the utterance of this word, Dan and Harry exchanged a quick, meaningful look. 這個(gè)字一出口，丹和哈里馬上交換了一個(gè)意味深長的眼神．

3. meaningfullyADV 意味深長地

He glanced meaningfully at the other policeman, then he went up the stairs. 他向另一名警察意味深長地掃了一眼，然后走上樓去。