●ˌlock sth ˈup🔑1. ( ˌlock sth aˈway) to put sth valuable in a safe place and lock it把（贵重物品）收好并锁起来◆Lock your valuables up in the safe. 把你的贵重物品锁在保险箱里。◆She locked the money away in a cupboard. 她把钱锁在了橱柜里。2.(in sth)to invest money in sth and not be able to turn it into cash to spend （投资后难以变现）套牢，搁死，锁死 ◆Huge sums of money are locked up in pension funds. 大笔大笔的钱都套牢在退休基金上了。OBJcapital, money SYNtie sth upNOTEUsually used in the passive.通常用于被动语态。3. ( have sth ˌlocked ˈup) (especially NAmE) to be sure that you will win sth or achieve a goal you have been aiming for 赢定；稳获；稳操胜券 ◆The Senator knew he had the nomination locked up. 参议员知道提名已成了他的囊中之物。[v + n/pron + adv][v + adv + n]▸ˈlock-up
noun
(finance金融) an agreement not to sell or exchange shares for a particular period of time 禁售（在特定时期内不可出售或交易股票的协议） ◆The shares will be subject to a lock-up for 180 days. 这些股票须禁售 180 天。▸ˈlock-up
adjective
[only before noun] (finance金融) ◆A lock-up agreement prevented the shares from being sold for six months. 禁售协议禁止六个月内售出这些股票。