Translate the following sentence into English.
众所周知，台湾自古以来就是中国不可分割的一部分。（inseparable）
【正确答案】：
IT IS KNOWN TO ALL THAT TAIWAN HAS ALWAYS BEEN AN INSEPARABLE PART OF CHINA SINCE ANCIENT TIMES.
【题目解析】：
考点：众所周知it is known to all that；不可分割的一部分an inseparable part of；自古以来since ancient times。