您要查找的是不是：
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- That comet is invisible to the unaided eye. 那颗彗星只用肉眼是看不到的。
- Detecting of genotoxic effect for surface-water pollution with comet test and micronucleus test 用彗星实验和微核实验检测地面水污染的遗传毒性效应
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- Keywords sodium pentachlorophenate （Na-PCP）;dioxins;comet test;micronucleus test;lymphocyte; 五氯酚钠;二（口恶）（口英）;彗星试验;微核试验;淋巴细胞;
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- A comet is at perihelion when it is closest (=very close) to the sun. 彗星最接近太阳时，它就是在近日点。
- It will be wise to go over your test paper again. 还是把您的考卷再检查一遍的好。
- Let us show you to see the engine to test. 让我们指给你看要测试的发动机。
- He is answering the test paper busily. 他正忙着答考试卷。
- Don't tumble down on this easy test. 这次考试不难，你可别考砸了。
- If I had binoculars, I could see that comet clearly. 如果我有望远镜，我就可以清楚地看见那颗彗星。
- Tomorrow we'll have a history test. 明天我们将进行历史测验。
- That driving test was a real doddle. 那次驾驶执照的考试真是易如反掌。
- The comet's ice, heated by the sun, rapidly and spectacular sublimate to gas. 彗星上的冰块在太阳热的作用下迅速而壮观地升华成气体。
- The battery is on test at the moment. 此刻正在对这种电池进行测试。
- But for Tim, the whole class passed the test. 除蒂姆之外，全班都通过了这次考试。
- The central portion of the head of a comet. 彗核彗星头部的中心部分
- The boys were given an intelligence test. 那些孩子们接受了智力测验。
- Why else might the comet have come undone? 是什么导致了慧星的灭亡?
