4周搞定2000+托福核心词
secur = se(分离) + cur(照顾) = 不再照顾→不担忧→安全的
selective = se(分离) + lect(选择) + ive(...的) = 选出分开的→选出来的→选择的
crescent = cresc(生长) + ent(…的) = 开始增大→逐渐增加,新月亮
recruitment = re(再) + cruit(生长) + ment(表名词) = 征募新兵，招聘
abrasion = ab(表加强) + ras(刮擦) + ion(表名词) = 磨损
abstraction = abs(离去) + tract(拉) + ion(表名词) = 被拉开→抽象
分泌
secretion
常考释义
But the effect of secretions by all the individuals of the dominant species can be significant both for themselves and for other species.
但是如果优势物种的大量个体一起分泌的话，对于其自身和其他物种的影响会是巨大的。
来源于：阅读OFFICIAL35 P3n. 【生理学】分泌作用，分泌物
Biologists once thought that secretion of extrafloral nectar has some purely internal physiological function, and that ants provide no benefit whatsoever to the plants that secrete it.
生物学家曾经认为分泌花外蜜只产生内部生理功能，蚂蚁对分泌花蜜的植物没有任何益处。
But the effect of secretions by all the individuals of the dominant species can be significant both for themselves and for other species.
但是如果优势物种的大量个体一起分泌的话，对于其自身和其他物种的影响会是巨大的。
来源于：阅读OFFICIAL35 P3The tree frog Phyllomedusa sauvagei responds to evaporative losses with gland secretions that provide a greasy film over its entire body that helps prevent desiccation (dehydration).
树蛙phyllomedusa sauvagei的腺分泌物在其整个身体布满一层油脂薄膜以对抗水分蒸发，从而帮助防止出现干燥（脱水）。
来源于：阅读OFFICIAL40 P3Third, older, more dominant bucks produce more buck rubs and probably deposit more glandular secretions on a given rub.
第三，年龄更大、更具统治地位的雄鹿制造的擦痕更多，而且其分泌在擦痕上的气味分泌物很可能也更多。
来源于：阅读OFFICIAL28 P2n. 隐藏，藏匿；隐藏
Researchers at the University of Chicago have shown that too little sleep changes the body's secretion of some hormones
芝加哥大学的研究人员已经证明，睡眠过少能够改变体内某些激素的分泌。
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