Ecotour
n. 生态旅游（等于ecotourism）
🗣️ 情景例句
it's going to be too late when I do remember.
等我想起来时已经太晚了。
I ought to make a phone call.
我应该打个电话。
'You needn't have said that,' my wife answered.
“你没必要这么说，”我妻子回答说，