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来源:雅诚德英语网
Wherever these particles settled, they formed a pan, a layer that water couldn't penetrate.
不管这些粒子沉降在哪里,它们会形成一个平面板块,一层水无法渗透的平面。
Wherever these particles settled, they formed a pan, a layer that water couldn't penetrate.
不管这些粒子沉降在哪里,它们会形成一个平面板块,一层水无法渗透的平面。