subscribe,英文合同中通常具有2层含义

1. 认购，比如subscription agreement认购协议等等

2. 签署，比如to subscribe the papers在文件上签字署名

1认购

The number of Class A Ordinary Shares purchased by the Purchasers subject to the terms and conditions of the Subscription Agreement

买方根据认购协议条款和条件购买的A系列普通股的数量

2签署

He subscribed the will as a witness.

他作为见证人在遗嘱上签字。