1) The birds were singing in the trees.
鸟儿在林中呜叫。
2) The birds were whistling in the forest .
鸟在林中鸣叫。
3) Both birds sang loudly.
两鸟都高声呜叫。
4) The birds circled around in the air.
鸟儿在空中盘旋。
5) The biros fly high into the sky.
鸟儿高翔在空中。
6) The wind was sobbing in the ruins.
风在废墟中呜咽。
参考词条