What Chinese-English dictionary is better?

1. The first online dictionary: bing Bing dictionary advantages: multinational company, authoritative in English, strong company team, no advertisement in dictionary software, particularly good optimization of dictionary software resource occupation, accurate pronunciation of dictionary words, clear distinction between English and American pronunciation, clear meaning of words, better compression and optimization of offline dictionary package 2. Online dictionary-Netease Youdao dictionary advantages: comparison of word frequency and manual translation. The pronunciation of inferior words is inaccurate, the meaning of words is vague and difficult to understand, the system resources are high, there are many advertisements, the offline thesaurus data is huge, the optimization is not good, the domestic companies have poor authority in English, and the company team strength is average. 3. Advantages of online dictionary-Kingsoft Word Power: built-in Oxford dictionary, authoritative dictionary data, less system resources and less advertisements. Disadvantages: Jinshan Company's team strength is weak. 4. Stand-alone dictionary-Oxford Advanced Learners Dictionary: Advantages are more suitable for learning, simple and fresh interface, authoritative content, less system resources and no advertisements.