如果想表达“那时车票很贵”，可以使用以下英文表达：
"The tickets were expensive at that time."
"那时车票很贵。"
"The fare was steep at that time."
"那时的票价很高。"
"The cost of the tickets was high at that time."
"那时车票的价格很高。"
来源：
"Expensive"是形容词，意思是"价格高的，代价大的"，常用来描述物品或服务的价格很高。
"Steep"是形容词，意思是"陡峭的，高昂的"，常用来描述价格、费用或代价很高。
"Cost"是名词，意思是"价格，花费"，常用来表示购买物品或使用服务的费用。
例句：
"I can't afford that expensive dress."
"我买不起那件贵的裙子。"
"The steep price of the tickets deterred many people from attending the concert."
"车票高昂的价格使得很多人没有去参加音乐会。"
"The cost of pving in this city is much higher than in my hometown."
"这个城市的生活费用比我的家乡高得多。"
"The tickets were expensive at that time."
"那时车票很贵。"
"The fare was steep at that time."
"那时的票价很高。"
"The cost of the tickets was high at that time."
"那时车票的价格很高。"
来源：
"Expensive"是形容词，意思是"价格高的，代价大的"，常用来描述物品或服务的价格很高。
"Steep"是形容词，意思是"陡峭的，高昂的"，常用来描述价格、费用或代价很高。
"Cost"是名词，意思是"价格，花费"，常用来表示购买物品或使用服务的费用。
例句：
"I can't afford that expensive dress."
"我买不起那件贵的裙子。"
"The steep price of the tickets deterred many people from attending the concert."
"车票高昂的价格使得很多人没有去参加音乐会。"
"The cost of pving in this city is much higher than in my hometown."
"这个城市的生活费用比我的家乡高得多。"