it'll be a miracle if they combine into one . 如果他们合二为一,那将是个奇迹。
under astigmatism even narrow parallel light beams will not combine into one point . 有象散存在时甚至很窄的平行光束都不能会聚在一点。
once airborne particles touch each other or the walls of a container, they become attached to that surface or combine into one particle . 空气中粒子一旦彼此相碰或撞到容器上就被吸附在表面上或者结合成一个粒子。
combined into one united body; merged 合并的,结合的并入一个整体的;合并的
multiple short-form switches can be combined into a group 多个短格式开关可组合为一组。