Chaco
n. 查科（阿根廷、巴拉圭和玻利维亚的低地平原）
🗣️ 情景例句
Canada has the most beautiful waterfalls in the world.
加拿大有世界上最壮观的瀑布。
He has majored in biology.
他专供生物学。
I was not surprised to find that the machine still refused to work after I had reassembled it,
等我装完后，那台割草机仍然一动不动，对此我倒并不感到吃惊。