方法采用梯队式弹性工作方法。
The calves of dolphins swim alongside their mothers in an arrangement known as echelon formation.刚出生的海豚以一种梯队的阵型游在他们母亲的身边。
The ideal pattern of the echelon formation is subjected to a certain rules and should have its own necessary measures to guarantee its development.理想的教师学科梯队模式既要遵循一定的原则,又要具备必要的保障措施。