名詞 guano:

1. the excrement of sea birds; used as fertilizer

gua.no

n.（名詞）
【復數(shù)】 gua.nos
A substance composed chiefly of the dung of sea birds or bats, accumulated along certain coastal areas or in caves and used as fertilizer.
鳥糞：一種主要由海鳥或蝙蝠的排泄物構成的物質(zhì)，在某些海岸或山洞中不斷積累，用做肥料
Any of various similar substances, such as a fertilizer prepared from ground fish parts.
類似鳥糞的肥料：與鳥糞類似的物質(zhì)中的一種，如由魚糞中提取的肥料

來源：
Spanish
西班牙語
from Quechua huanu [dung]
源自 奇楚亞語 huanu [糞肥，水肥]