Hey James, Here 對 means "to" in "to speak to someone". For example: 我對他說 I say/said to him A對B說 A says/said to B It can also mean "to" (indicating that you are ___ "to" an object" in other circumstances 媽媽對我很好 (My) mum is very good to me 我對我的朋友很生氣 I'm angry with my friend (lit. I to/towards my friend angry) 小明對此展覽很有興趣 Xiaoming is very interested in this exhibition (lit. Xiaoming to/towards this exhibition interested) 我對這件事半信半疑 I sceptical about this (lit. I to/towards this thing half believe half doubt) 千言萬語說不盡我對老師的感激之情 No amount of words could ever express my appreciation for my teacher (lit.Thousands and thousands of words speak not end I to/towards (my) teacher feelings of appreciation) I hope that helps Laurence

In conversations,if the person use "对“ means he agrees with you. In sentences,"对” indicate to whom the person is speaking to.

（1）正确，跟“ 错 ” 相反：答~了|说得~|数目不~。 （2）正常：神色不~|味道不~。 （3）回答；答复：~答|应~|无言以~。 （4）彼此相向：~门|~岸|~面。 （5）相抵触；相冲突：~立|~抗|反~|作~。 （6）相互比较；检查是否相符：~比|~照|查~|核~。 （7）向；朝着：针~|面~|~着镜子梳头。 （8）对待；对付：~策|~症下药|~事不对人。 （9）平均分成两份：~折|~开纸|~半分。 （10）适合：对路|~味儿|~胃口。 （11）引出对象：~他表示谢意|他的话~我很有启发。 （12）量词，用于成双的人或事物：一~花瓶|一~夫妻。在古代汉语中“对”指的是：每联的出句和对句必须是相反类型的。也就是对句的平仄对立。失对：诗歌中不合乎对的规则的现象。 【英译】[动]answer;reply;treat;cope with; [副]mutually;face to face;divide into halves; [形]opposite;opposing;right;correct; [名]（对偶的词句； 对联） antithetical couplet;couplet; [量]（双） pair;couple.