英 [ɪkˈspreʃ(ə)n] 美 [ɪkˈspreʃ(ə)n]
n. 表达，表示；表情，神情；（表演、歌唱或演奏时的）情感表现；词语，措词；式，表达式；挤压
[ 复数 expressions ][1]
柯林斯英汉双解大词典
expression /ɪkˈsprɛʃən/ CET4 TEM4
1.N-VAR The expression of ideas or feelings is the showing of them through words, actions, or artistic activities. 表达
2.N-VAR Your expression is the way that your face looks at a particular moment. It shows what you are thinking or feeling. 神情
3.N-UNCOUNT Expression is the showing of feeling when you are acting, singing, or playing a musical instrument. (艺术表演中的) 情感表现
4.N-COUNT An expression is a word or phrase. 字词; 言辞[1]
gene expression [化]基因表达；基因表现
facial expression 面部表情
mathematical expression 数学表达式
freedom of expression 言论自由；表达自由
regular expression 正则表达式；正规表达式
analytic expression 解析式；分析式
relational expression [计]关系表达式
general expression 通式；一般式
expression vector 表达载体
emotional expression 表情；情绪表现
explicit expression 显式表达式
technique of expression 表现手法
specific expression 特有表达式
creative expression 创造性表达（如绘画、工艺等表现）
give expression to 表达出
beyond expression 无法表达；形容不出
approximate expression 近似式
find expression in something 在...中表达出来