検索内容:
additive (substance altering another substance)
This drink contains additives.
necessary evil
He thinks that war is a necessary evil.
necessity (quality or state of being necessary, unavoidable, or absolutely requisite)
Do you understand the necessity of this project?
unnecessary
That information is unnecessary.
needlessness
That information is completely unnecessary.
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DiQt（ディクト）
無料
★★★★★★★★★★
