请输入您要查询的英文单词：
单词
the frontiers of sth
释义
the frontiers of
sth
C2
thelimitsof what isknownor what has been done before in anareaofknowledgeor anactivity
…的知识前沿；…的疆界
thefrontiersofscienceandtechnology
科技前沿
#https://dictionary.cambridge.org//dictionary/english-chinese-simplified/the-frontiers-of-sth##