Breathe in and out; then switch back and forth.
吸入、呼出，然后再切换往复。
You can switch back and forth as many times as you like.
切换回HTML模式。您可以来回切换任意次。
Thus the snakes were able to switch back and forth between the two systems.
如此看来，蛇能够在两种系统之间转换自如。
Thus the snakes were able to switch back and forth between the two systems.
如此看来，蛇能够在两种系统之间转换自如。
应用推荐