very thin
英 美
She was very thin, almost to the point of emaciation.
她很瘦,几乎到了憔悴的地步。
She's very thin after her illness'u2014but we'll soon fatten her up.
她病后瘦得很—不过我们会使她迅速胖起来的。
There's a very thin dividing line between joviality and hysteria.
快活和歇斯底里间的界线十分模糊。