1.A slender forty-nine-year-old with salt-and-pepper hair and a fixed expression, he wore a dark suit with a collarless striped shirt.
马沙49岁，身材修长，头发斑白，脸上的表情一成不变。他穿一套深色西装，里面是一件无领子的条纹T恤。
2.HIA does not pursue fixed expression mode in the architectural design styles, but focuses on the aestheticism and creativity.
HIA的建筑设计风格并不追求固定的表现模式，而注重建筑设计的唯美性与创造性。
3.The purpose of the course is to train the students to gradually master the basic features and fixed expression patterns of TCM English.
本课程旨在使学生逐步掌握中医英语的基本特点和表达习惯。
4.When I let you go, I always keep a smile, so, that after the fixed expression, stood motionless.
当我送你离开，我始终保持淡淡的微笑，所以，以至于过后的表情僵硬，站在原地一动不动。
5.If you want to master English well, you should learning not only vocabulary and grammar, but also should noticing the fixed expression.
要掌握好英语，仅学习词汇和语法是不够的。还应当注意固定表达。