pith
US
UK pith n: (white fibre of citrus fruit)
SC 植物的木髓 zhí wù de mù suǐ
Make sure you remove the pith before juicing the orange.
pith n: figurative (essential part) (比喻)
SC 精髓，精华，核心 jīng suǐ，jīng huá ，hé xīn
TC 核心
TC 核心
Let's talk about the pith of the matter, rather than avoid it.
pith [sth] vtr: often passive (kill animal by severing brainstem) (动物)
SC 用切断脑干或脊髓的方法杀死
Three of the cows had to be pithed when they became infected.