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