例句與造句

1. Its sedimentary context in monospecific assemblages on immature paleosols, is evidence that it was an opportunistic pioneer plant that grew on mineral soils with little competition.
2. Mineral associations may vary ( 1 ) in different mineralized structures, either syngenetic ( namely, passive precipitation in chimneys, mounds and stratiform deposits ) or epigenetic ( structures that correspond to feeder channels, and replacements of host rocks or pre-existing massive sulfide bodies ), or " structural zonation ", ( 2 ) from proximal to distal associations with respect to venting areas within the same " stratigraphic horizon ", or horizontal zonation, ( 3 ) from deep to shallow associations ( " i . e . ", stockworks to mounds ), or " vertical zonation ", ( 4 ) from early and climactic to late stages of mineralization ( dominated by sulfides, and sulfates or oxides, respectively ), or " temporal zonation ", and ( 5 ) in various volcano sedimentary contexts, depending essentially on the composition of volcanic rocks and, ultimately, on the tectonomagmatic context.
3. It's difficult to find sedimentary context in a sentence. 用sedimentary context造句挺難的