好词典

strains

UK //streɪnz//US //streɪnz//

词源

源自中古英语 streinen,来自古法语 estreindre,最终源自拉丁语 stringere(意为'拉紧,束缚')。

noun

❶ 指生物体或物质中的特定品种或类型,常用于描述微生物、植物或动物的不同遗传特征。

“Scientists are studying new strains of the virus.”

(科学家正在研究病毒的新变种。)

“This strain of wheat is resistant to drought.”

(这种小麦品种能够抵抗干旱。)

❶ 指身体或心理上的压力或紧张状态,通常由于过度劳累或困难情况引起。

“The constant work put a lot of strain on his health.”

(持续的工作给他的健康带来了很大压力。)

“She felt the strain of caring for her sick mother.”

(照顾生病的母亲让她感到压力很大。)

同义词:variety, type, pressure, stress, tension

verb

❶ 用力拉紧或伸展某物,通常接近其承受极限;也可指过度使用身体或精神能力。

“He strained his back lifting the heavy box.”

(他搬重箱子时拉伤了背部。)

“The dog strained at its leash to reach the squirrel.”

(狗使劲拉扯狗绳想去追松鼠。)

❶ 过滤液体以去除固体颗粒,通常使用筛网或滤布。

“Strain the pasta through a colander.”

(用滤锅把意大利面沥干。)

“She strained the tea leaves from the pot.”

(她把茶壶里的茶叶滤掉。)

同义词:stretch, filter, sieve, pull, tax

常见短语

under strain — 处于压力之下,指人或事物承受着超出正常水平的压力或紧张状态。

“The healthcare system is under severe strain during the pandemic.”

(疫情期间医疗系统承受着巨大压力。)

strain every nerve — 竭尽全力做某事,付出最大努力来完成目标。

“The team strained every nerve to meet the deadline.”

(团队竭尽全力赶在截止日期前完成任务。)