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noun | adjective | to phrases
Precambrian n
geol. 前寒武系【纪】; 前寒武系【纪】【的】
oil 前寒武纪
Precambrian [priː'kæmbriən] adj.
gen. 前寒武纪
agric. 前寒武纪 (period)
Precambrian: 18 phrases in 7 subjects
Bridge construction2
Desert science1
Earth sciences7
Engineering geology1
Genetics2
Geology3
Oil / petroleum2