D-lactic acid
[医] 右旋乳酸
🧩 词语组成解析
lactic
['læktik]
adj. 乳的;
🗣️ 情景例句
Eight pounds six.
八磅六。
I must play my spare time well, or I end up doing nothing.
我必须善于利用空闲的时间，否则生命将会在无所事事中告终。
After they carved the characters on rocks, they put a piece of wet paper on top of the characters and beat it lightly.
他们把字刻在石块上后，再把一张潮湿的纸放在字的上面，并轻轻地拍打。