Lactase deficiency
乳糖酶缺乏
🧩 词语组成解析
n. 乳糖酶\\n[化] 乳糖酶
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
Every man has his faults.
人孰无过。
The teacher gives one of them an eraser.
教师给其中一人一块橡皮擦。