摘要: ephemeral lasting for a very short time 短暂的，昙花一现的 (chiefly of plants) having a very short life cycle （主指植物）生命短促的 SAT考试中常见近义词还包括tra...
ephemeral
lasting for a very short time
短暂的，昙花一现的
(chiefly of plants) having a very short life cycle
（主指植物）生命短促的
SAT考试中常见近义词还包括transient evanescent, transitory等
收听详细解释：
SAT原题重现
Vernal pools are among the most ——- of ponds: they
form as a result of snowmelt and a high water table in
winter, and then they ——- by late summer.
(A) transitory . . expand
(B) anachronistic . . overflow
(C) immutable . . drain
(D) itinerant . . teem
(E) ephemeral . . evaporate
注意冒号即后面的句子对前面的空构成解释关系，只有选择答案E才满足这个条件。 即春天积雪融化形成，夏末蒸发解释说明了前面的形容词 ephemeral（转瞬即逝）。
更多例句：
Such novels came forward to enjoy ephemeral popularity only.
这样的小说只是昙花一现的东西而已。
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