Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
to phrases
level of efficiency
auto. 效率等级
busin. 效率水平
met. 有效程度; 效率
refrig. 效率高低
level of efficiency: 1 phrase in 1 subject
Business1

 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