a scar on sth
用 on 引出伤疤所在的位置，也可用于抽象事物，如 a scar on the landscape（大地上的疮痍）。
He has a long scar on his left arm.
他的左臂上有一道长长的伤疤。
精神创伤；心理创伤；划痕；损坏痕迹；岩崖；礁石；裸岩；鹦嘴鱼；皮肤上的永久性痕迹,有时由伤口愈合引起
A permanent mark left on the skin by a wound or injury as it heals.
皮肤上的永久性痕迹,有时由伤口愈合引起
A permanent mark on the skin, sometimes caused by the healing of a wound.
悬崖或岩石露头
A cliff or rock outcrop.
一种海洋食用鱼,鹦嘴鱼(鹦嘴鱼科)
A marine food fish, the scarus or parrotfish (family Scaridae).
受伤组织愈合后留下的痕迹(通常在皮肤上)
a mark left (usually on the skin) by the healing of injured tissue
由创伤经历引起的对某人心灵的永久性负面影响
A permanent negative effect on someone's mind, caused by a traumatic experience.
海中从水面突出的岩石
A rock in the sea breaking out from the surface of the water.
损伤痕迹
an indication of damage
由损伤造成的任何永久性痕迹
Any permanent mark resulting from damage.
山坡或山上的裸露岩石地带
A bare rocky place on the side of a hill or mountain.
The scar on his arm is from a childhood accident.
他手臂上的疤痕是童年一次事故留下的。
用法提示：名词，指皮肤上的伤痕
The accident left a deep emotional scar that never fully healed.
那次事故留下了永远无法完全愈合的深层情感创伤。
用法提示：名词，比喻情感上的创伤
There is a long scar across the wooden table where someone carved initials.
木桌上有一道长长的划痕，是有人刻名字首字母留下的。
用法提示：名词，指物体表面的损伤痕迹
用 on 引出伤疤所在的位置，也可用于抽象事物，如 a scar on the landscape（大地上的疮痍）。
He has a long scar on his left arm.
他的左臂上有一道长长的伤疤。
from 后面接造成疤痕的原因或事件，常用复数 scars。
The scars from the operation are still visible.
手术留下的疤痕仍然清晰可见。
多用于抽象意义，表示留下长期的心理或情感创伤。
The accident left a deep scar on her mind.
那场事故在她心里留下了深深的创伤。
grammar · medium
易错句子My father has scar on his leg after the operation.
正确表达My father has a scar on his leg after the operation.
scar 是可数名词，单数形式前必须有限定词（不定冠词、物主代词等）。汉语“我父亲腿上有个疤”可以不带量词，但英语可数名词单数不能“裸用”，所以要在 scar 前加不定冠词 a。
grammar · medium
易错句子She has a small scar in her forehead.
正确表达She has a small scar on her forehead.
表示留在身体表面的疤痕，英语用介词 on 而非 in。in 指在某个空间或物体内部；疤痕附着在皮肤表面，所以要说 on her forehead。
grammar · medium
易错句子I cut my hand yesterday and now there is a scar on it.
正确表达I cut my hand yesterday and now there is a cut on it.
scar 指伤口愈合后留下的永久性痕迹，不能指刚受伤、尚未愈合的伤口。句中昨天刚割伤、现在仍存在的伤口应用 cut（或 wound）；只有愈合后留下的痕迹才用 scar。
留下疤痕
The deep cut might leave a scar on his arm.
那道深深的伤口可能会在他手臂上留下疤痕。
带有疤痕
She bears a scar from the accident on her cheek.
她的脸颊上带着那次事故留下的疤痕。
疤痕组织
Scar tissue can sometimes cause stiffness in the joint.
疤痕组织有时会导致关节僵硬。
情感创伤
The war left deep emotional scars that lasted a lifetime.
战争留下了持续一生的深刻情感创伤。
祛疤
He underwent laser treatment for scar removal.
他接受了激光祛疤治疗。
留下伤疤（指情感创伤）
The betrayal left a deep scar on his heart.
背叛在他心里留下了深深的伤疤。
终生留下创伤
Witnessing the accident scarred him for life.
目睹那场事故使他终生留下创伤。
景观上的瑕疵
The abandoned factory is a scar on the landscape.
那座废弃的工厂是景观上的一道伤疤。
你有你母亲的眼睛，还有你父亲的伤疤。
The scar on his forehead was a constant reminder of his past.
他额头上的伤疤是他过去的不断提醒。
刀疤，你不是国王！
The scar on the tree trunk indicated where lightning had struck.
树干上的疤痕指明了闪电击中的地方。
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