如题，Taking Brendan under his wing这个短语要怎么翻译？
wing是什么？翅膀，翼，飞翔？感觉带入句子不通顺。还有，有take under这个用法吗？
原句在这里：Taking Brendan under his wing, Aidan asks Brendan to venture into the forest to look for gall nuts to make ink.