Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
to phrases
pendulum period
tech. 摆周期
pendulum period
: 1 phrase in 1 subject
Oil / petroleum1

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips