Troughs
n. 低谷( trough的复数形式 ); 波谷; （喂动物的）食槽; 檐槽
🗣️ 情景例句
Fruit is good or your health.
水果有益健康。
Does anybody share David's opinion?
有谁同意大卫的观点吗？
'Certainly,' the girl said, 'but they're for next Wednesday's performance.
“当然可以，不过这两张票是下星期三的，