Lactucerol
山莴苣醇
🗣️ 情景例句
I'm not full yet.
我还没吃饱呢！
You can have no more of the fox than the skin.
狐狸除了皮，旁的全无用。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。