例句與造句

1. Last year, the Environmental Protection Agency found 84 areas in the building with trace residue of anthrax.
2. Even an expert bombmaker will leave trace residue 95 percent of the time, said Mark Elliott, a company spokesman.
3. The machine works when a swab of paper with trace residue is inserted into the machine for a reading, which takes about 20 seconds.
4. Wood said he would recommend cleaning the locker completely if trace residue is found and then testing a week later for a more accurate reading.
5. The Transportation Security Administration's goal is that by Dec . 31, all 429 airports in the country will have equipment that can detect bombs and trace residues of explosives.
6. It's difficult to find trace residue in a sentence. 用trace residue造句挺難的
7. A new hand-held device that the manufacturer says will detect trace residue from explosives, narcotics or chemical weapons was unveiled on Thursday in the fight the war against drugs and terrorism.
8. Trace residue from synthetic estrogen used in many oral contraceptives that winds up in waterways may still be potent enough to hamper the ability of male rainbow trout to fertilize eggs, a study suggests.
9. In a statement released Friday, the FBI said : " As part of a routine recertification test for a dog, test packages containing explosive chemicals were placed aboard the aircraft, which could possibly relate to the trace residues previously identified.
10. Investigators said that the evidentiary web tying McVeigh to the bombing was drawing tighter with the discovery of trace residues of ammonium nitrate and high explosives inside the 1977 Mercury he was driving when he was stopped by a local law enforcement officer in Perry, Okla ., about 80 minutes after the bombing.