| 词汇 | blast off |
| 释义 | Phr V blast off blasts, blasting, blasted blast off if a rocket blasts off, it leaves the ground to go into spaceThe space shuttle is due to blast off at 2 o'clock. blast-off nounThe satellite was ready for blast-off at 14.15 hours. blast off verb 1 to leave. Borrowed with great fervour from the language of space travel US, 1954. 2 to use and become intoxicated by a drug US, 1961. 3 of a car, especially a racing car, to drive off at speed. Uses a rocket launch as a metaphor AUSTRALIA, 1984 blast off if a spacecraft blasts off, it leaves the ground at the beginning of its journey into space. A spacecraft is a vehicle that can travel in space.: The space shuttle Columbia blasted off Thursday on a 17-day flight around the moon. Next week, a rocket carrying the first Austrian into space will blast off from Cape Canaveral.■ SIMILAR TO: take off, lift offblast-off n U the moment when a spacecraft leaves the ground to begin its journey into space: We have 10 seconds until blast-off. blast off1. To shoot upward from the ground, as of a rocket. The rocket blasted off successfully and is now headed for the moon. My kids love blasting off toy rockets in the back yard and seeing how high they'll go. 2. To ignite an exploding device, such as fireworks. Our poor dog is hiding under the bed because our neighbors celebrate the Fourth of July by blasting off tons of fireworks. 3. To use an explosion to destroy or remove something. After the emergency crew blasted off some rocks, they were able to free the trapped hikers from the cave. 4. To amputate by means of an explosion. I'm really worried my fool husband is going to blast off a hand while playing with those fireworks! 5. To depart very quickly. The robbers blasted off when they heard the approaching sirens. 6. To strike with a lot of force in order to remove something, as with a pressure washer or sandblaster. In this usage, a noun or pronoun can be used between "blast" and "off." The sidewalk looks so clean this morning! I guess someone from the township blasted all the stains off of it. We can blast off that graffiti with the pressure washer. blast (something) off (something else)to remove something from something else with a powerful charge, pressure, or force. They blasted the writing off the wall with a stream of sand. We will have to blast the paint off the wall. blast off(for some place)1. [for a space vehicle] to take off and head toward a destination. The rocket blasted off for the moon. Will it blast off on time? 2. Sl. [for someone] to leave for a destination quickly. Ann blasted off for the library so she could study. I've got to blast off. It's late. blast off1. Also, blast away. Take off or be launched, especially into space, as in They're scheduled to blast off on Tuesday. This usage originated with the development of powerful rockets, spacecraft, and astronauts, to all of which it was applied. [c. 1950] 2. Depart, clear out, as in This party's over; let's blast off now. [Slang; early 1950s] 3. Become excited or high, especially from using drugs, as in They give parties where people blast off. [Slang; c. 1960] blast offv. 1. To be launched off the ground. Used of rockets: The astronauts were strapped in their seats and ready to blast off. 2. To launch some rocket from the ground: The space agency needs a new location to blast off its spacecraft. The kids set up their model rockets on the field and blasted them off. 3. To explode or fire something: I blasted off some firecrackers during the celebration. I put some bullets in the gun and blasted a few rounds off to test it. 4. To dislodge or remove something with an explosion: Be careful not to blast your fingers off with that loaded gun! To make room for the new road, the workers blasted off a large rock from the side of the hill. 5. Slang To depart for a destination: We need to blast off right now if we are going to get to the party on time. blast offverbSee blast off for somewhere |
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