Gregertsen's tests
[医] 格雷格森氏试验(检潜血)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
Especially with his teething.
特别是他现在开始长牙。
I will be gettinf married next week.
我将在下周结婚。
Everyone knows that if he shouts in the vicinity of a wall or a mountainside, an echo will come back.
大家都知道，在墙壁或山腰附近发出的喊声，就会听到回声。