1. But he would have to be careful not to offend Crass, the foreman, who could give him the sack at any time. 但是他得小心,别冒犯了工头克拉斯,因为克拉斯随时都能解雇他。
2. Don´t talk to him: he´s so crass. 别跟他费口舌了, 他太笨了.
3. Crass materialism causes people to forget spiritual values. 极端唯物主义使人们忘记精神的价值。