how old meaning in English
多大，多少岁
多大年记
多大年纪；几岁
几岁
Examples
- I was surprised by how old and feeble he had become .
他变得这样老态龙钟，使我大吃一惊。 - You asked your teacher how old she was ? you are a one !
你问老师她有多少岁了？可真有你的！ - I wonder how old he is .
不晓得他是几岁。 - How old is she ?
她有多大年纪了？ - How old are you ?
你多大了？