| 1. 劍橋英英字典 important important |
2. 雅虎奇摩字典 important |
3. 韋氏線上字典 important |
4. 朗文英英字典 important |
| 5. Google字典 important |
6. icibt寫作句庫 important |
7. 美國遺產字典 important |
8. wiktionary important |
| 9. Wikipedia important |
10. Howstuffworks important |
11. Urban Dictionary important |
12. EarthSky important |
| 13. answers.com important |
14. WordReference.com important |
15. 英漢詞典 important |
16. yourdictionary.com important |
| 17. Webster Dictionary important |
18. onelook.com important |
19. W3dictionary important |
20. Medlineplus dictionary important |
| 21. Inogolo(名字發音) important |
22. Forvo(發音) important |
23. Quotations(語錄) important語錄 |
24. 韋氏線上學生字典 important |
| 25. 韋氏線上學生詞典 important |
26. 韋氏線上押韻字典 important |
27. Thesaurus.net同義字典 important |
28. Macmillan Dictionary important |
| 29. Macmillan Thesaurus important |
30. getwords.com important |
31. bettermedicine.com important |
32. Collins important |
| 33. Oxford Dictionary important |
34. Oxford ALD important |
35. ozdic.com important |
36. Oxford American important |
| 37. Stanford Encyclopedia of Philosophy important |
38. 圖片搜尋 important |
39. PDF搜尋 important |
40. SWF搜尋 important |
| 41. English-cobuild important |
42. Babylon English important |
43. Babylon Search important |
44. AlphaDictionary important |
| 45. 線上英漢字典 important |
46. Wordnik important |
47. 同義與反義字 important |
48. howjsay . com important |
| 49. Medical Dictionary important |
50. Your Dictionary Sentences important |
51. PronounceHow important |
52. Dictionary Reverso important |
| 53. Memidex(發音) important |
54. dict.cc important |
55. Name Pronunciation important |
56. Vocabulary.com important |
| 57. WebMD important |
58. 海詞 important |
59. 新浪香港 important |
60. Linguee important |
| 61. VoiceTube important |
62. 大詞典 important |
63. sentencedict.com important |
64. definition-of.com important |
| 65. YouTube important |
66. 詞都 important |
67. 押韻詞典 important |
68. RhymeZone important |
| 69. RhymeZone important |
70. 漢語詞典 important |
71. Pronounce Names important |
72. Youglish important |
| 73. 查文法 important |
74. Purdue OWL important |
75. Reference.com important |
76. Ozdic.com 語詞搭配 important |
| 77. OXFORD 語詞搭配 important |
78. YARN movie clips important |
79. Ted.com important |
80. thesaurus.plus important |
| 81. cliffsnotes important |
82. sparknotes important |
83. Describing Words important |
84. Ludwig important |
| 85. study.com important |
86. webmd.com important |
87. word hippo(adj) important |
88. word hippo(noun) important |
| 89. word hippo(verb) important |
90. word hippo(adv) important |
91. word hippo(singular) important |
92. word hippo(pl.) important |