Our community is a leader in the conservation of wildlife.我们社区在野生动物保护方面走在前头。The guard of honour marched in advance.仪仗队走在前头。The band of soldiers marched into the yard, their defeated captain at their head.这队士兵行进到院子内,灰心丧气的上尉走在前头。She led and the rest of us followed.她走在前头,其他人跟在后面。