Question

“当她到达学校之后”译成英语

Answer 1

when/after she arrived at the school

注：用when还是after要根据上下文判断。
例如：当她到达学校之后，她看见学生们在唱歌。
She saw the students singing when she arrived at the school. （主句的动作是与“到达学校”同时发生或者在当时仍然持续的）
当她到达学校之后，她就直接去找校长。
She went directly to the headmaster after she arrived at the school. （主句的动作是在“到达学校”之后发生的）

Answer 2

After she got to/reached the school,
很高兴为你解答！
老师祝你学习进步！
望采纳，多谢你的问题！^_^

Answer 3

After she arrived at / reached / got to school.
这里arrive at=reach=get to都有“到达”的意思，
arrive at后边跟小地点
arrive in后边跟大地点

Answer 4

once she goes back to school
as soon as she is back to school
when she gets to school
after her arriving at school
since she reached school
the moment she is at school

Answer 5

After she had got to the school

Answer 6

When she arrives/arrived at school. 或者after she gets/got to school.