您要查找的是不是：
- A test run would be useful to the statisticians. 試運轉將對統計學家有用。
- The book is likely to be useful, only it's rather expensive. 這本書可能有用，只是相當貴。
- His years of study were useful in his job. 他多年的學習有助於他的工作。
- Don't do in the box, it may be useful. 不要把那箱子弄壞，它可能有用。
- Do not destroy that box -- it may be useful . 別把那個盒子毀掉，它也許有用。
- Lasers might also be useful for diagnoses. 激光也還可以用於診斷。
- She wouldn't scruple to tell a lie if she thought it would be useful. 她只要認為說謊有利，就連猶豫都不猶豫。
- Toads have an ugly appearance but they are useful. 蟾蜍外表醜陋，但很有用。
- Don't do in the box,it may be useful. 不要把放在那個箱子里，它可能有用。
- This will be useful in later design phases. 這樣大家同時都能看到，這會對後面的設計階段非常有用。
- Don't destroy that box--it may be useful. 別把那個盒子毀掉,它也許有用。
- Be useful to the people all your life. 活著就要做一個有益於人民的人。
- It would be useful to see certain work speeded up. 在一定程度上加速工作進程,將十分有益。
- Hope that this tool will be useful for Ya. 希望這個工具對你有用。
- A standing opaque beacon may be useful in addition. 此外，也可以使用常設的實體覘標。
- Animals can be useful to have around. 動物在周圍,對人們有好處。
- John always tries to cultivate people who are useful to him. 約翰經常設法和對他有用的人結交。
- It can't be useful for you, it's for children only. 那對你不可能有用途,那是給孩子用的。
- Your spoon won't be useful for noodles. 你的勺子吃麵條就沒用了。
- Wait outside in case you can be useful. 在外面等, 也許你可以幫點忙。
