词族 · petcock
词形变化
英语词源
- petcock (n.)
- also pet-cock, 1864, from cock (n.2); the signification of the first element is uncertain.
权威例句
- 1. The doctor shut off the petcock.
- 医生关掉小活栓.
- 2. This petcock is suitable to connect the rubber pipes with the inside diameter of 6 mm.
- 该小活栓适用于连接内径为6mm的橡胶管.