Pirqurt's tests
[医] 披尔奎氏试验(皮肤结核菌素划痕试验)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
It's true.
对。
I feel terrible, but I've just broken your ashtray.
真是很抱歉，我刚才打破了你的烟灰缸。
From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.
美国自1830年起，加拿大从1870年左右起，殖民者开始向西迁移，并把平原据为己有。