这个节水马桶采用了低流量设计，每次冲水只用很少的水。

This water-saving toilet features a ___low-flow design, using minimal water per flush.

医生建议使用低流量鼻导管来缓解患者的呼吸问题。

The doctor recommended using a ___low-flow nasal cannula to ease the patient's breathing issues.

在旱季，这条河变成了低流量的小溪。

During the dry season, the river turned into a ___low-flow creek.