The kettle continued whistling.

水壶还在不停地叫着。

The process and technical properties of enamelled whistling tea kettle are described.

本文介绍了搪瓷叫嘴壶的技术性能和工艺要求。

V. The kettle will send sharp whistling when it's boiling to avoid parching damage and it is really a good choice for busy guys.

哨音叫壶，水开后会发出清越鼓舞感动的哨音，以避免干烧，是繁忙朋侪们的最佳选择。