mellow

詳細解釋：

mel.low

adj.（形容詞）
mel.low.er,mel.low.est

Soft, sweet, juicy, and full-flavored because of ripeness:
成熟的，甘美多汁的：因成熟而柔軟的、甜蜜的、多汁的、味濃的：
例句：
a mellow fruit.
軟熟多汁的果實

Suggesting softness or sweetness:
柔和的，甜蜜的：使人覺得柔軟與甜蜜的：
例句：
.The mellow air brought in the feel of imminent autumn.(Thomas Hardy)
.甜美芳香的空氣給人以秋天將至的感覺.(托馬斯·哈迪)

Rich and soft in quality:
芳醇的：質地醇厚甜軟的：
例句：
a mellow sound; a mellow wine.
醇厚甜軟的聲音；芳醇的葡萄酒

Having the gentleness, wisdom, or tolerance often characteristic of maturity.
老練的，穩健的：具有常被作為成熟之特徵的溫和性情、智慧和忍耐力
Relaxed and unhurried; easygoing:
放鬆的，不急躁的；易相處的：
例句：
a mellow friend; a mellow conversation.
易相處的朋友；悠閒自在的談話

Slang
【俚語】
Slightly and pleasantly intoxicated.
微醉的：因微醉而感到輕鬆和愉快的
Pleasantly high from a drug, especially from smoking marijuana.
飄飄然的：因食用藥物，尤指因吸食 * 而感覺愉快而輕飄飄的
Moist, rich, soft, and loamy. Used of soil.
（指土壤）濕潤的，富饒的，柔軟的，肥沃的
v.tr.intr.（及物動詞和不及物動詞）
mel.lowed,mel.low.ing,mel.lows
To make or become mellow.
使甘美多汁，變熟

<常用詞組>mellow out 【俚語】
To become genial and pleasant; relax:
變得和藹愉快；放鬆：
例句：
.The cowboy mellowed out when they read him a sweet letter from his wife.(Bobbie Ann Mason)
.當他們給他念了他妻子的來信後，這個牛仔變得樂陶陶的.(鮑比·安·梅森)

來源：
Middle English melwe
中古英文 melwe
perhaps from melowe
可能源自 melowe
variant of mele [ground grain, meal] * see meal
mele的變體 [穀物，飯] *參見 meal

【引伸】
mel.lowly
adv.（副詞）
mel.lowness
n.（名詞）