算消树 但规则不完全是禁消树 原文如下Players are not allowed to delete the straggler treewhich spawn within 10 tiles of an opposing player'sTown Center. This rule does not apply if thestraggler tree which is being deleted forms part ofa wall for the defending player.所以如上, TC 10 格外不受限, 围家的一部分亦不受限