be knocking (on) 60, 70, etc. idiom informal
快60／70岁等（通常指高龄）
to have almost reached a particular, usually old, age
She was knocking on 80 when she died. 她去世时快80岁了。
| 单词 | be knocking (on) 60, 70, etc. |
| 释义 | be knocking (on) 60, 70, etc. idiom informal 快60／70岁等（通常指高龄） to have almost reached a particular, usually old, age She was knocking on 80 when she died. 她去世时快80岁了。 |
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