亲笔

例句：

1. 1. Please sign thisletter with your own handwriting.
   请用你自己的亲笔签名这封信。
2. 2. The signature onthe document is in the hands of atrusted individual.
   文件上的签名是某个可信赖的人亲笔写的。
3. 3. This letterwas personally written by mygrandfather.
   这封信是我祖父亲笔写的。