您要查找的是不是：
- nitrous monoxide N2O
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂，如一氧化二氮。
- We have pared down our expenses to a bare minimum. 我们已最大限度地削减了开支。
- The class needs a minimum of 6 pupils to continue. 这个班最低限度要六个学生才可以继续办下去。
- A withdrawal limit of $200; no minimum age limit. 提款数量最多不超过200美元; 没有最低年龄限制。
- This game requires a minimum of three players. 这个游戏至少需要三个人才可以玩。
- The minimum wage is 4.25 dollars an hour. 最低工价为每小时四点二五美元。
- A maximum or minimum value of a function. 极大值，极小值函数的最大值或最小值
- Passengers may only take aboard the aircraft a minimum of luggage. 乘客上飞机时，只可以带最少量的行李。
- She just scraped into university with the minimum qualifications. 她刚刚及格，勉强进了大学。
- Expenditure on road repairs has been cut to an irreducible minimum. 修路费已削减到不能再减的最低限度了。
- Expenditure on road repair has been cut to an irreducible minimum. 修路费已削减到不能再减的最低限度了。
- As motor vehicles burn fuel, they give off carbon monoxide as a waste. 在汽车燃烧燃料时,产生废气一氧化碳。
- The heavy traffic tinctures the air with carbon monoxide. 繁忙的交通使空气里充满一氧化碳。
- CO is the formula for carbon monoxide. CO 是一氧化碳的分子式。
- You must practice each day for a minimum of 30 minutes. 你每天必须最少练习三十分钟。
- The mineral form of lead monoxide,PbO. 天然一氧化铅一氧化铅(PbO)的矿物形式
- Repairing your car will cost a minimum of 100 dollars. 修理你的汽车最低限度要100美元。
- The mineral form of lead monoxide, PbO. 天然一氧化铅一氧化铅（pbo）的矿物形式
- White and blank, expansive as carbon monoxide. 白的和黑的，如一氧化碳般珍贵。
