形容詞 harmonious:

1. musically pleasing
2. exhibiting equivalence or correspondence among constituents of an entity or between different entities
   同義詞：proportionate, symmetrical
3. suitable and fitting
   同義詞：appropriate
4. existing together in harmony

1. Don't let this trifling matter affect our harmonious relations.
   別為小事傷了和氣。
2. The harmonious use of language, as in poetry or prose.
   韻律語言的和諧的運(yùn)用，如在詩歌或散文中
3. The sky and the sea make a harmonious picture.
   天空和大海構(gòu)成了一幅和諧的畫面。
4. Relations with our neighbors are very harmonious at the moment.
   我們目前同鄰居們的關(guān)系十分和諧。

har.mo.ni.ous

adj.（形容詞）
Exhibiting accord in feeling or action.
和諧的：在感情或行為上表現(xiàn)出諧調(diào)一致的
Having component elements pleasingly or appropriately combined:
融洽的：構(gòu)成要素的完美結(jié)合的：
例句：
a harmonious blend of architectural styles.
各種建筑風(fēng)格的完美的結(jié)合

Characterized by harmony of sound; melodious.
悅耳的：聲音和諧的；悅耳的

【引伸】
harmo.niously
adv.（副詞）
harmo.niousness
n.（名詞）