thumb

音标发音

• 英式音标 [θʌm]
• 美式音标 [θʌm]
• 国际音标 [θʌm]
• 英式发音
• 美式发音

基本解释

• n.拇指
• vi.翘起拇指请求搭乘（过路汽车），示意请求搭便车
• vt.翻阅

词源解说

• 直接源自古英语的uma；最初源自西日耳曼语的thumon-，意为拇指，手套上的拇指指套。

同根派生

• thumb相关词

英汉例句

用作名词 (n.)

• This glove has a hole in the thumb.
  这只手套的大拇指处有个洞。

• thumb更多例句

词组短语

短语

• Tom Thumb 拇指汤姆历险记;大拇指汤姆;小拇指
• THUMB SCREWS 拇指螺丝;姆指螺晋;姆指螺丝;平头螺丝
• thumb palm 姆指缝隐藏法;姆指缝隐蔽法;姆指缝藏币法
• thumb through 迅速翻阅;查阅;翻查;翻阅
• thumb lancet 宽柳叶刀;翻译

• thumb更多词组

英英字典

剑桥英英字典

• the short, thick finger on the side of your hand that makes it possible to hold and pick things up easily
• to stand near the edge of a road and hold out your hand with the thumb raised as a signal for a vehicle to stop and take you somewhere

柯林斯英英字典

• Your hand has four fingers and one thumb.
• If you thumb a lift or thumb a ride, you stand by the side of the road holding out your thumb until a driver stops and gives you a lift.
• If you are under someone's thumb, you are under their control, or very heavily influenced by them.
• green fingers&rarrsee green
• rule of thumb&rarrsee rule

• thumb剑桥字典
• thumb柯林斯字典

专业释义

医药科学

• 拇指

  ObjectiveTo investigatethe clinical results of repairing the thumb soft tissue defect by the index finger dorsal island flap.
  目的：探讨示指背侧岛状皮瓣修复拇指软组织缺损的应用效果。

  生物学

• 拇指

  The compound eye of Scylla serrata was semi-globular. On the back of the compound eye there was a thumb-shaped area which had no ommatidia.
  复眼由小眼组成，背面有一拇指状的无小眼区。

• 指状突

土木建筑工程

• 馒形饰；凸线脚
• 圆凸形线脚装饰

机械工程

• 大拇指

计算机科学技术

• 姆指