英语短语词组词汇artificial aids的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	artificial aids
释义	artificial aids [复数] 【马术】人工辅助指挥(骑手用马鞭、马刺和颔缰发出的示意信号) 【登山】(技术攀登用)辅助工具(如楔子、钢锥等)
随便看	tie sth↔off tie sth↔up tie the knot tie up tie up loose ends tie yourself (up) in knots tighten one's belt tighten the screw tighten the screws (on sb) tighten up tighten up (on sth) tighten your belt tighten your grip / hold on sth tighten （或loosen） the purse strings tightly / loosely / densely packed tight spot till doomsday till the cows come home till this day till / until Doomsday till / until further notice till/until kingdom come till / until now till/until then till （或until） death us do part

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