寄给我的邮件由中国大使馆转交: address my mail in care of the chinese embassy
移交: 1.(把事、物转交给有关方面) turn over; transfer2.(离职前把所管的事、物交给接手的人) deliver into sb.'s custody; hand over one's job to a successor 短语和例子即将退休的监狱长把监狱的钥匙移交给继任者。 the retiring warden delivered over the key