较大的羽毛可以逐渐增加升力，直到逐渐实现持续的飞行。

Larger feathers could have increased lift incrementally, until sustained flight was gradually achieved.

youdao

让我们为今年参加升学考试的孩子们祈祷。

Let's pray for the children who will take entrance exams this year.

youdao

音程可以通过在数字旁添加升降或还原号来改变。

Intervals may be modified by the addition of signs for sharps, flats or naturals by the side of numerals.

youdao