It seems unnatural for a child to spend so much time alone.
一个孩子独自一人待那么长时间似乎有点反常。
牛津词典
There was an unnatural silence and then a scream.
一阵反常的寂静，接着便是一声尖叫。
牛津词典
unnatural sexual practices
反常的性行为
牛津词典
He gave an unnatural smile (= that did not seem genuine) .
他勉强笑了笑。
牛津词典
Her leg was bent at an unnatural angle.
她的腿弯曲的角度反常。
牛津词典
an unnatural death (= one not from natural causes)
非正常死亡
牛津词典
She was, not unnaturally , very surprised at the news.
这消息自然让她大吃一惊。
牛津词典
His eyes were unnaturally bright.
他的眼睛异常明亮。
牛津词典
The aircraft rose with unnatural speed on take-off...
那架飞机以反常的速度起飞升空。
The altered landscape looks unnatural and weird.
改造后的景观看起来很不自然，极其怪异。
She gave him a bright, determined smile which seemed unnatural.
她对他开朗、坚定地一笑，但笑得有点不自然。
It is unnatural for brothers to be at variance.
兄弟之间不睦是不近人情的.
辞典例句
Small of stature and simian in appearance , these creatures possess surprising strength and unnatural agility.
而且,他们听说还会在数分钟之内撕碎一个沉睡中的村庄.
期刊摘选
Almost half of all unnatural deaths are related to alcohol, a study has found.
一项研究发现几乎半数的非自然死亡都与酒精有关.
期刊摘选
When his lies were exposed, his expression was very unnatural.
被戳穿谎言之后, 他的脸部表情异常地不自然.
期刊摘选
A mother who is cruel to her child is unnatural.
母亲对孩子残忍是不近人情的.
《简明英汉词典》
A contracted state of the neck muscles producing an unnatural position of the head.
斜颈,''.'捩'. ''颈一种造成头部错位的颈部肌肉紧张.
期刊摘选
His unnatural manner made her feel uncomfortable.
他那做作的举止使她感觉很不舒服.
期刊摘选
As to the charge of unnatural, I could easily answer it to myself.
至于违背天理这个罪状, 我自己倒是很容易答辩的.
辞典例句
One is called on to eat and drink at unnatural hours.
客人应邀在不正常的时刻前来吃喝.
辞典例句
" I'm tired of everlastingly being unnatural and never doing anything I want to do.
" 我再也忍受不了这样无休止地的勉强自己,永远不能赁自己高兴做事.
飘（部分）
Work appeals as something unnatural, meaningless and devoid of dignity as well as of importance.
工作变得不自然, 无意义,没有尊严和重要性可言.
期刊摘选
Her voice was a little strained, a little unnatural.
她问,声音有点紧张, 有点不自然.
教父部分
They wanted their buildings constructed in a way to look unnatural.
他们要把自己的建筑物建成不合自然的模样.
期刊摘选
A bloody , demonical lust so unnatural you knew they were damned forever.
你们知道, 他们俩已经永远给打入地狱了.
教父部分
Did her behaviour seem unnatural in any way?
她有任何反常表现 吗 ?
《简明英汉词典》
"an unnatural death"
"the child's unnatural interest in death"
"tales of grotesque serpents eight fathoms long that churned the seas"
"twisted into monstrous shapes"