pith

piths 是 pith 的第三人称单数/复数形式，页面展示原形释义。

英 [pɪθ] 美 [pɪθ]

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n. 精髓；核心；骨髓；要旨
vt. 杀死；使瘫痪；除去…中的髓

GRE

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记忆方法

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1、pith 和 pit（果核、深坑）同根：植物身体里"最中心的那一口"——树木的髓、瓜果的心。从树心引申到事心：the pith of the matter 就是"要害、精髓"。
2、老式装备一个：pith helmet（遮阳大帽，旧时殖民官员用植物髓心压轻了做的帽子），见到别按字面译成"髓盔"。
3、近义对比：core（核心）日常通用，pith 强调"榨干之后最精的那点"，expose the pith 这类用法偏书面。GRE 考生重点记"精髓"这一义。

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词族 · pith

词形变化与派生词，串起来记

词形变化

piths第三人称单数/复数形式 pithed过去式/过去分词 pithing现在分词

派生词

pithy

中文词源

pith 中果皮，木髓，核心，精髓

来自古英语pitha,树心，木髓，来自West-Germanic*pithan,核，词源同pit.引申词义核心，精髓。

英语词源

pith (n.): Old English piþa "pith of plants," also "essential part," from West Germanic *pithan- (cognates: Middle Dutch pitte, Dutch pit, East Frisian pit), a Low German root of uncertain origin. Figurative sense was in Old English. Pith helmet (1889, earlier pith hat, 1884) so called because it is made from the dried pith of the Bengal spongewood.
pith (v.): "to kill by piercing the spinal cord," 1805, from pith (n.). Related: Pithed; pithing.

权威例句

1. the pith of her argument: 她论据的核心

2. Using a sharp knife, cut away the pith and peel from both fruits.: 用一把锋利的刀削去两种水果的外皮和中果皮。

3. Both the rubber and the pith ball are negatively charged.: 这时,橡胶棒和木髓球两者都带负电荷.

4. The pith of this stemlike stele appears rather strongly like collenchyma tissue.: 茎状中柱的髓显得颇强健,像厚角组织.

5. Major Shairpe, much spruced up and wearing a pith helmet , arrived on the dot of nine.: 谢普少校打扮得整洁多了,戴着一顶编织着木髓的钢盔, 正好九点来到.