Over the white walls, built of chalk in the lump, outlines of creepers formed dark patterns, as if drawn in charcoal.

在白色的墙壁上，用粉笔砌成的，爬行者的轮廓形成了深色的图案，就像用木炭画的一样。

The Baron's first inquiries were, as Jim had been led to suppose they would be, on the exterminating effects of lime upon slugs and snails in its different conditions of slaked and unslaked, ground and in the lump.

正如吉姆被引导假设的那样，男爵的第一个调查是关于石灰在熟化和未熟化、磨碎和块状的不同条件下对鼻涕虫和蜗牛的杀灭效果。