阻: 动词(阻挡; 阻碍) block; hinder; impede; obstruct 短语和例子劝阻 dissuade sb. from; advise sb. not to; 拦阻 block; hold back; 阻滞 impede; hinder; obstruct; 风雨无阻 stopped by neither wind nor rain
元件: [电工] element; component; part; cell; organ 短语和例子传输元件 transfer element; 电光元件 electrooptic cell; 电路元件 circuit component; 敏感元件 sensor