what-if
英
['hwɒtɪf]
美
['hwɒtɪf]
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用作名词 (n.)
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What he said is a pure hypothesis.
他所说的纯粹是假设。
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Soppose you should contradict yourself,what then?
假设你说了,那又怎么样呢?
用作形容词 (adj.)
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That left a question of what the ancestor of the arthropods looked like.
许多学者据现有的线索,提出节肢动物理论上假设的祖先,但结果很不一致。
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