[rù xué]
(开始进小学学习) start school
My sister started school at the age of six.
我妹妹6岁入学。
(开始进某学校学习) enter a school; enrol; entrance; begin attending a certain school
from entrance to graduation
从入学到毕业
The new students will enter school the day after tomorrow.
新生后天入学。