熊铁基先生是中国当代著名历史学家。
Xiong Tieji is a well-known historian in contemporary China.
搔熊者必具铁爪；要干危险的事，就得有充分的准备。
通过野外实测剖面，地质填图等工作，证实了铁洞沟组与熊耳群之间是既整合又有局部不整合的接触关系。
It has been proved by making geological-section and map that contact between the Tiedonggou Formation and the Xionger Group is concordant as well as discordant locally.
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