1.I could see his pained expression as he said this.
他说这番话时,可以看见他表情沉痛。
2.She had a pained expression on her face.
她脸上带着痛苦的表情。
3.He came in with a pained expression.
他表情痛苦地走了进来。
4.He stood there with pained expression in his big eyes.
他站在那里,两只大眼睛中流露出一种痛苦的表情。