| 释义 |
the mother of stha. the origin or cause of something…之母，某事物的根由（根源）:•Westminster is known as 'the mother of parliaments'.英国议会被认为是“议会之母”。•Necessity is the mother of invention (=people have good ideas when the situation makes it necessary) .需要是发明之母。b. informala very severe or extreme type of something, usually something bad很严重（极端）的某事:•I woke up with the mother of all hangovers.我醒来时宿醉得很厉害。 |