您要查找的是不是：
- There are two breakers in this circuit. 这个电路里面使用了两个断路器。
- A replaceable printed circuit board. 一种可替换的印制电路板。
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- The circuit of the city walls is three miles. 环绕本市城墙的周长是三英里。
- There must be a break in the circuit. 电路中一定有断路。
- A short circuit will blow the fuse. 短路会烧断保险丝的。
- A short circuit put the machine out of action. 短路使机器停转。
- The switches close the contacts and complete the circuit. 这些开关可使接触器接通电流形成回路。
- A thin skin or film, such as an organic membrane or a liquid film. 薄皮，薄膜如生物膜或液体膜等细薄的皮或膜
- A tightly stretched sheet or membrane, as on the head of a drum. 绷紧的薄膜状物挤压得很紧的平板或薄膜，如鼓面
- A vibrating membrane in the ear helps to convey sounds to the brain. 耳膜的振动帮助声音传送到大脑。
- Don't connect up the two wires, or there will be a short circuit. 不要把这两条电线接在一起，否则会短路的。
- The membrane of a bat's wing is interdigital. 蝙蝠翅膀的膜是长在趾间的。
- The rocket did one circuit of the earth and returned to base. 火箭绕地球运行一周后返回基地。
- This membrane is semi-permeable. 这层膜是半渗透性的。
- The earth takes a year to make a circuit of (ie go round) the sun. 地球绕太阳一周需要一年时间。
- A fold or ridge, as of skin, membrane, or shell. 皱襞如皮肤、膜或壳的褶或隆起物
- Pertaining to a line or circuit interconnecting several stations. 用于修饰或说明把若干个站互连起来的通信线路或电路。
- Such membrane lipids are amphiphatic molecules. 这种膜的类脂是一种有两种亲和性的分子。
- It takes a year for the earth to make a circuit of the sun. 地球绕太阳一周要一年时间。
