Levo-dromoran
[医] 左吗南(商品名,左旋-3-羟-N-甲[基]吗啡烷)
🧩 词语组成解析
a. 左旋的
🗣️ 情景例句
She couldn't get over her shyness.
她无法克服羞怯。
I'm afraid you will be discouraged.
我怕你会灰心。
'Young man,' she answered, 'if you ate more and talked less, we would both enjoy our dinner!
“年轻人，”她回答说，“如果你多吃点，少说点，我们两个都会吃得好的！”