Oak extract
[化] 栎栲胶
🧩 词语组成解析
oak
[əuk]
n. 栎树;橡木色;栎木，橡木;橡木家具;
adj. 栎树的;栎木制的;
🗣️ 情景例句
If you're under twenty-one years of age ...
如果你还不到二十一岁……
If I want to be healthy,I have to stop smoking cigarettes.
如果我想要健康,我必须停止吸烟。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。