变短 [
biàn duǎn]
shorten
- 如果不使用肌肉,它们就会变弱、变短并对修复产生抗拒。
If you don't use the muscles, they will weaken, and shorten and resist repair. - 当一个群落在一个区域吃草时,草会变短,并从它们富碳的根部脱落进入土壤。
When a herd grazes an area, the grasses get shortened and shed parts of their carbon-rich roots into the soils. - 他指出,随年龄增长,人们得老年痴呆症的危险增加,通常此时他们睡觉时间变短。
He pointed out that as people age and their risk of Alzheimer's increases, they usually sleep for shorter periods.
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