Amtrak
辅助 Assistantabbr. 美国铁路公司（American track）
🗣️ 情景例句
Every cloud has a silver lining.
再黑暗的地方也有一线光明。
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
Slight? I wouldn't call this slight.
一点点？这叫一点点？