Billycans
(billycan 的复数) n. （烧水煮饭用的）马口铁罐
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
Are you in touch with him now?
你现在和他有联系吗？
Are you sure you can come by at nine?
你肯定你九点能来吗？