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2026/03/12 (Thu)
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2011/04/12 (Tue)
1. duration noun [uncountable]
原句: A complete three-dimensional image of the chest cavity can be produced during the duration of one held breath.
意思: the length of time that sth lasts or continues
字源: late Middle English: via Old French from medieval Latin duratio(n-), from durare ‘to last’, from durus ‘hard’.
例句: The school was used as a hospital for the duration of the war.
2. prematurely adverb
原句: So conclusive that the study was terminated prematurely and letters were sent to all the perticipants advising them of the results.
意思: happening before the normal or expected time
例句: Her hair became prematurely white.
3. conventional adjective
原句: The technology is much more sensitive than a conventional chest X-ray.
意思: following what is traditional or the way sth has been done for a long time
字源: late 15th cent. (in the sense ‘relating to a formal agreement or convention’): from French conventionnel or late Latin conventionalis, from Latin conventio(n-) ‘meeting, covenant’, from the verb convenire ‘assemble, agree, fit’, from con- ‘together’ + venire ‘come’.
例句: You can use a microwave or cook it in a conventional oven.
4. radiation noun [uncountable/countable]
原句: But also uses much more radiation.
意思: powerful and very dangerous rays that are sent out from radioactive substances
字源: late Middle English (denoting the action of sending out rays of light): from Latin radiatio(n-), from radiare ‘emit rays’, from radius ‘ray, spoke’.
例句: Nuclear testing has exposed millions of people to radiation.
5. enrol verb
原句: Participants in the study were enrolled at 33 sites nationwide in 2002 and 2003.
意思: to arrange for yourself or for sb else to officially join a course, school, etc
字源: late Middle English (formerly also as inroll): from Old French enroller, from en- ‘in’ + rolle ‘a roll’ (names being originally written on a roll of parchment).
例句: You need to enrol before the end of August.
原句: A complete three-dimensional image of the chest cavity can be produced during the duration of one held breath.
意思: the length of time that sth lasts or continues
字源: late Middle English: via Old French from medieval Latin duratio(n-), from durare ‘to last’, from durus ‘hard’.
例句: The school was used as a hospital for the duration of the war.
2. prematurely adverb
原句: So conclusive that the study was terminated prematurely and letters were sent to all the perticipants advising them of the results.
意思: happening before the normal or expected time
例句: Her hair became prematurely white.
3. conventional adjective
原句: The technology is much more sensitive than a conventional chest X-ray.
意思: following what is traditional or the way sth has been done for a long time
字源: late 15th cent. (in the sense ‘relating to a formal agreement or convention’): from French conventionnel or late Latin conventionalis, from Latin conventio(n-) ‘meeting, covenant’, from the verb convenire ‘assemble, agree, fit’, from con- ‘together’ + venire ‘come’.
例句: You can use a microwave or cook it in a conventional oven.
4. radiation noun [uncountable/countable]
原句: But also uses much more radiation.
意思: powerful and very dangerous rays that are sent out from radioactive substances
字源: late Middle English (denoting the action of sending out rays of light): from Latin radiatio(n-), from radiare ‘emit rays’, from radius ‘ray, spoke’.
例句: Nuclear testing has exposed millions of people to radiation.
5. enrol verb
原句: Participants in the study were enrolled at 33 sites nationwide in 2002 and 2003.
意思: to arrange for yourself or for sb else to officially join a course, school, etc
字源: late Middle English (formerly also as inroll): from Old French enroller, from en- ‘in’ + rolle ‘a roll’ (names being originally written on a roll of parchment).
例句: You need to enrol before the end of August.
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