[ti:未知] [ar:] [al:] [by:] [00:02.58]知行英语 [00:07.36]Listen and Share [00:12.18]趣味食品idioms [00:21.89]cool as a cucumber [00:24.57]cucumber 黄瓜 [00:26.85]cool as a cucumber 像黄瓜一样凉爽 [00:35.60]calm, not nervous or anxious 沉着冷静，从容不迫的 [00:49.91]He is always as cool as a cucumber and never worries about anything. [01:10.94]couch potato [01:15.08]a very lazy person [01:22.89]He is a real couch potato and just sits around watching TV [01:27.22]and staying indoors all day. [01:44.45]cream of the crop [01:47.06]cream 奶油，乳脂 [01:54.48]cream of the crop [01:59.91]best of a group, the top choice 精华，百里挑一的选择 [02:10.28]The company is well-known as a good place to work [02:13.85]and is always able to hire the cream of the crop of university graduates. [02:38.01]知行英语提醒您 学英语要锲而不舍