... by a rate of development, and it(=the rate of development) is abnormally slow as compared with the one of any other mammal. 【由此可知，關代為連接詞...
當沒熱水流進熱循環器，或當故障感應器發出不正常高溫警示時，安全恆溫裝置就會自行啟動。defective sensons signal(v.) abnormally, means send out signals
...but failed by automation. After operating, the machine shut down abnormally and failed to restart. The machine shut down easily by automation. The...