A proliferation of these methane producers could have sustained a strong greenhouse effect.
A proliferation of these methane producers could have sustained a strong greenhouse effect.
此类细菌会产生甲烷，它们的快速增殖或许能维持强力的温室效应。
A proliferation of these methane producers could have sustained a strong greenhouse effect.
此类细菌会产生甲烷，它们的快速增殖或许能维持强力的温室效应。