🔍 進階詞典 🎯
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(Mr. Ng 不推薦使用 Google 翻譯！)
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- brow 224
- artist 237
- within 260
- wood 243
- brook 218
- extend 257
- feast 244
- chocolate 233
- might 274
- summit 394
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- fiction 213
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- maintain 252
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- slightly 224
- attention 269
- ad 237
- physical 247
- analyze 224
- target 225
- viewpoint 240
- formula 256
- calm 362
- cause 304
- threat 227
- poetry 230
- stripe 237
doubtful
/ˈdaʊtfl ||; ˈdaυtfəl/adj
1 unlikely or uncertain 不大可能；不确定:
It's doubtful whether/if we'll finish in time. 我们能否按时完成还不一定。
It was doubtful that he was still alive. 他不大可能仍在人世了。
2 doubtful (about sth/about doing sth)
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