Ventil
n. 活瓣
🗣️ 情景例句
I hope to come back to the mode of payment.
我希望回过头来讨论付款方式。
An hour in the morning is worth two in the evening.
一日之计在于晨。
They have to work hard to support their family.
他们必须努力工作来支持他们的家。