Lignin
n. 木質(zhì)素\\n[化] 木質(zhì)素; 木素
??? 情景例句
There's nothing's as troublesome as a naughty clild.
沒有東西比淘氣的孩子更麻煩了。
A fall into the pit, a gain in your wit.
吃一塹，長(zhǎng)一智。
What about this one?It's lovely dress.
這件怎么樣？這是件漂亮的衣服，