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- The coach substituted Smith for Jones. 教练让史密斯上场，换下了琼斯。
- Tom substituted for the injured player. 汤姆替换了那个受伤的运动员。
- I'll undertake for your security. 我将保证你的安全。
- In the old society we never knew real security. 在旧社会我们的生活从来没有真正的保障。
- He get weekly social security payment. 他按周领取社会保险金。
- The understudy was substituted when the leading actor fell ill. 主角演员患病，由替角代替演出。
- Israel, Palestinians restore security link. 以色列巴勒斯坦重回安全临界线。
- What I need now is the security of a happy home. 我现在需要的是一个幸福家庭所给予的安全感。
- What about the question of security? 安全的问题怎麽办?
- A striker was substituted for a midfield player in the last half-hour of play. 在比赛的最后30分钟里，一个中场运动员被一个强攻手替换了下去。
- We substituted a red ball for blue to see if the baby would notice. 我们用红皮球换下了蓝皮球，看这婴儿会不会发觉。
- He uses his house as security to borrow the money. 他用房子作借钱的抵押。
- Home-made parts are being substituted for imported ones. 国产零件取代进口零件。
- She's a poor/good security risk. 她是个不太[十分]危险的人。
- The bank lend him$20,000 without security. 该银行贷给他20,000美元没有抵押。
- They lulled me into a false sense of security. 他们哄骗我，让我产生了一种虚假的安全感。
- This constitutes a threat to national security. 这对国家安全是不祥之兆。
- She substituted margarine for butter. 她用人造的奶油代替黄油。
- A security guard was killed in the bank raid. 这次银行抢劫案中有一名保安遇害。
- This will lull them into a false sense of security. 这会使他们产生一种虚假的安全感。
