上下 nghĩa là gì

1. lên xuống
2. trên dưới
3. già trẻ
4. chiều dài
5. khoảng

Tiếng Anh: the top and bottom of sth; the full vertical extent of sth; from top to bottom; to go up and down; before and after (as in 上下文[shang4 xia4 wen2] "context"); (used after a quantity) approximately; ... or so; (in a social hierarchy) the high and the low; seniors and juniors (as in 上下和睦[shang4 xia4 he2 mu4] "harmony between superiors and subordinates")