1.
A loop, as of metal, rope, or thread.
金属圈，绳圈，线圈
2.
He made the wire fast to the metal ring.
他把这根铁丝紧系在金属圈上。
3.
Wooden barrels and water tanks are usually strengthened with metal bands.
木桶和水箱通常用金属圈来加固。
4.
A metal ring or cap placed around a pole or shaft for reinforcement or to prevent splitting.
金属箍，金属包头一种用来加固或防止杆子或木柄劈裂的包在顶端的金属圈或金属帽
5.
Perhaps there is a metal ring, and the ring has to go on a tube.
也许有一个金属圈必须套在一根管子上。
6.
The cylinder and bands may be examined by a spectator before the drum is formed.
在组装鼓之前圆筒和金属圈都可以被观众检查.
7.
A large wooden, plastic, or metal ring, especially one used as a plaything or for trained animals to jump through.
环大的木制，塑料或金属圈，尤指用作玩具或训练动物从中跳过
8.
chain, neck, of base, metal, whether or not plated with precious metal
项圈,贱金属制,不论是否镀有贵金属
9.
Our standard gasket is double jacketed metal.
我们标准的垫圈是双重封装的金属。
10.
chain, neck, of precious metal, whether or not gem-set
项圈,贵金属制不论是否镶嵌宝石
11.
metal plate on a dog collar bearing its registration number.
狗项圈上的金属牌，上面标着登记号码。
12.
Can be used to climb walls and buildings by hooking on to metal ringlets.
勾住金属的小圈圈后，可以用来爬墙或是爬建筑物。
13.
A device for confining the hands, usually consisting of a set of two metal rings that are fastened about the wrists and joined by a metal chain.
镣铐用于束缚手的一种器具，常由两个金属圆圈构成，两个圈可以套于手腕上，其间有金属链相连
14.
The air is trapped beneath by a metal lining round the lower sides of the craft.
空气被圈在一个在气垫船底部的金属套筒内。
15.
address-plate, of base metal, for houses, letter-boxes, doors-vehicles, dog collars
地址牌，贱金属制，用于住宅、信箱、门、汽车、狗项圈
16.
If a coil has no metal core it has an air core.
如果线圈没有金属芯子，它就有一个空气芯子。
17.
put a metal ring on the leg of(a bird)to identify it,or in the nose of(a bull,etc)
给（鸟） 的腿套上金属环（以供识别）;给（牛等）戴鼻圈.
18.
Special 13) wires are put across the brackets and then tightened with tiny 14) elastics .
特殊的金属线穿过牙箍，再用细小的橡皮圈拉紧。