Kelp

(noun.) large brown seaweeds having fluted leathery fronds.

安娜校对

• Kelp is a species of sea-weed, which, when burnt, yields an alkaline salt, useful for making glass, soap, and for several other purposes. 亚当·斯密. 国富论.
• The sea is a vast reservoir of potash, and seaweed, especially the giant kelp, absorbs large quantities of this potash. 伯莎M.克拉克. 科学通论.
• The landlord, however, whose estate is bounded by a kelp shore of this kind, demands a rent for it as much as for his corn-fields. 亚当·斯密. 国富论.
• A ton of dried kelp (dried by sun and wind) contains about 500 pounds of pure potash. 伯莎M.克拉克. 科学通论.

凯思琳校对