嚼口香糖可以刺激唾液流动。

Chewing gum can stimulate salivary flow.

咖啡因可以刺激中枢神经系统。

Caffeine can stimulate the central nervous system.

低利率有助于刺激经济增长。

A low interest rate helps stimulate economic growth.

政府减少了税收以刺激经济。

The government reduced taxes to stimulate the economy.

瑜伽可以刺激副交感神经系统。

Yoga can stimulate the parasympathetic nervous system.