“燕”造句

崖沙燕是一种褐羽白腹的鸟。
The sand martin is a brown bird with white underneath.

燕麦麸在去年成为保健狂人的最爱。
Oat bran became the darling of health freaks last year.

一燕不成夏.
One swallow does not make a summer.

• #燕