tackle的近义词/同义词有：with, grapple, seize, get, with, deal, attack, busy, undertake, gear, furnishings, apparatus, equipment, grapple, rope, with, apparatus, equipment, undertake, get, busy, furnishings, endeavor, treat, gear...
accidental的反义词有：purposed, intentional, planned, voluntary, voluntary, designed, intentional, planned。adj.accidental的反义词（偶然的;附属的）：purposed, intentional, planned, voluntary。accidental的反义词（其他释义）：voluntary, designed, intenti...