Because of the suction, the bottle can stand endlong on the pose is full of art.
而因为磁铁的作用，三个本不可以直立的瓶身平稳的直立着，具有很强的观赏性和艺术感。
2
The bottle in the suction machine should be cleaned daily.
抽痰机之抽吸瓶需每天清洗。
3
Because a fully closed mouth is needed for suction, a baby with cleft lip or palate has difficulty bottle feeding and will starve without special care.