接触: 1.(交往) come into contact with; get in touch with 短语和例子保持接触 maintain contact; 接触语言环境 give sb. more exposure to the language environment; 代表团接触了各界人士。 the delegation met with people from all
Example Sentences:
1.
Technical specifications for the model of reaction chamber for sulphuric aid production 硫酸接触室模型技术条件