| 单词 | sap |
| 释义 | sap From Longman Dictionary of Contemporary EnglishPlantssapsap1 /sæp/ noun1 [uncountable]HBP the watery substance that carries food through a plant2 [countable] informalSTUPID/NOT INTELLIGENT a stupid person who is easy to deceive or treat badlyExamples from the Corpussap• Freezing is further inhibited when the cell sap is divided into several vacuoles rather than a single large one.• There are distinct forms, each with its own beautiful shade of brilliant emerald, sap, and yellowish green.• The country was young, like the century, and full of sap.• He is hardly a sentimental sap who is prone to vicarious patriotism.• In winter it grew dark and fed on the sap in trees, or the blood of animals.• By this stage the sap in the vine will have withdrawn into the roots.• Prune all the stems back to within about 4in of the ground in mid to late March when the sap is rising.sapsap2 verb (sapped, sapping) [transitive]WEAKto make something weaker or destroy it, especially someone’s strength or their determination to do something SYN weakensap somebody’s strength/courage/energyHer long illness was gradually sapping Charlotte’s strength.→ See Verb tableExamples from the Corpussap• Their energy and physique had been sapped by interbreeding.• That, in turn, has started to sap enthusiasm throughout the high-technology sector.• It makes you sick, it saps every bit of strength you got.• The effort began to sap his strength and his muscles quivered as at last he pulled himself over the icy edge.• A brief electrical outage had sapped its power.• It sapped my strength and made sweat trickle into my eyes.• It was full of long baseline rallies that sap the concentration and the patience.Origin sap1 Old English sæp |
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