Para.1 1.I first began to learn Chinese ten years ago from a cheerful middle-aged visiting scholar from Sichuan who was living at the time in my apartr 非限制性定语从句 译交ston. 十年前，我开始与一位来自四川、性格开朗的中年访问 学者学中文。他当时就住在我波斯顿的公寓楼内
1. I first began to learn Chinese ten years ago from a cheerful middle-aged visiting scholar from Sichuan, who was living at the time in my apartment building in Boston. Para. 1 译文： 十年前，我开始与一位来自四川、性格开朗的中年访问 学者学中文。他当时就住在我波斯顿的公寓楼内。 非限制性定语从句
at the time:“那时候” e.g. I told you at the time that I thought you were stupid. 那会儿我告诉你我认为你很蠢。 联想： at a time“每次”； at one time“一度，过去曾经”； at all times“在任何时候，经常”， at any time“随时”；at times“有时” Back
at the time: “那时候” e.g. I told you at the time that I thought you were stupid. 那会儿我告诉你我认为你很蠢。 联想: at a time “每次”; at one time “一度,过去曾经”; at all times “在任何时候，经常”; at any time “随时”; at times “有时” Back