Lang's tests
[医] 兰格氏试验(检牛磺酸)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
Farming is a hard way to make a dollor.
农业很难赚钱。
I enjoy your company.
我喜欢有你做伴。
But the copy he gave him had not been written out in full as usual.
但这回狱卒给贵族的信没有像往常那样把全文写全，