1. Use this on something in your sent-mail folder, verifying sending of plain text without unnecessary attached crud. 用这个来确认你送出的邮件没有多余垃圾的纯文本文件。
2. I saw that there was a growing build-up of grey crud all over the bike, and some oily-looking areas on the highway pegs and front of the motor. 我看到，人们越来越多建立灰色粗各地的自行车，和一些油性前瞻性地区的公路上钉和前面的汽车。
3. Maggie: Well, I was going to make something tasty and delicious, but then I thought maybe you two should get used to the crud most newly-weds eat. Wiener? 麦琪：本来我是打算做点好吃的，可是后来一想，或许你们该习惯一下，为出谋划策的新人弄点什么吃的，香肠？
英英解释
n.
1. heavy wet snow that is unsuitable for skiing
2. any substance considered disgustingly foul or unpleasant
3. an ill-defined bodily ailment
