单词	二层构造
释义	二层构造two-layer structure
随便看	letter of deposit letter office, letter of guarantee letter of guarantee (l/g) letter of guarantee {=l/g} letter of guarantee{=l/g} letter of hypothecation letter of indemnity letter of indication letter of inquiry letter of intent letter of introduction letter of licence letter of license letter of lien letter of marque letter of ma(r)que (and reprisal) letter of marque and reprisal letter of marque-- letter mart letter of marque; letter mart letter of patent letter of proxy letter of recommendation letter of remittance letter of representation