Acetone extract
[化] 丙酮抽出物
?? 詞語組成解析
n. 丙酮\\n[化] 丙酮
??? 情景例句
Just make the few changes I suggested and your letter will be perfect!
只要改動我提到的個別地方，你的信就會很完美了。
On a crowded train, one comes in contact with many people.
在擁擠的火車里面，會和許多人接觸。
You wouldn't have met her if it hadn't been for him.
如果不是他，你就見不到她。