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- I am completely at home in mathematics. 我精通数学。
- He's completely at home in French. 他精通法语。
- He feels completely at home in chemistry. 他对化学很拿手。
- The Reds striker is about to enter his third season at Liverpool and gave an insight into why he feels completely at home in the city. 托雷斯即将在本月进入自己为利物浦效力的第三个赛季，他也向大家诠释了为什么自己把这里当做家一样。
- Make the new students feel at home in your school. 让新生们在你们的学校里感到舒适自在。
- be completely at home in 精通
- I'm always at home in the evenings. 晚上我总是在家里。
- At home in sth. be familiar and relaxed with sth. 熟练掌握某事物；驾轻就熟
- Being spearheaded by a lone pivot is alien to United but Roma, in Francesco Totti, have a player who is completely at home in the role. 围绕一个核心球员打比赛对曼联很陌生，但是罗马的托蒂在主场是十分犀利的。
- The Canadian-Japanese is at home in both languages. 那个加拿大籍日本人两种语言都精通。
- The dance girl is quite at home in front of strangers. 那个跳舞女郎在生人面前没一点紧张。
- He's completely at home working with children. 和孩子们一起工作，他感到无拘无束。
- The audit will be completed at your expense. 审计费用将由你支付。
- Jim always lived by a lake, and he feels at home in the water. 吉姆总是生活在湖边，因而他在水中感到自由自在。
- It's an urgent task and must be completed at once. 任务十分紧急，必须火速完成。
- She tried to understand the instructions, but she was completely at sea. 她费尽力气想看懂那些说明文字，却全然不知所云。
- He was completely at sea when he began his new job. 他刚开始干他的新工作时,他完全不知怎样做才好。
- The children always act up at home in holidays. 假期里，小孩经常在家顽皮。
- I am always at home in the Sunday. 星期日我经常都在家。
- The teaching building will be completed at the end of this year. 这栋教学楼将于年底竣工。
