Schiefferdecker's disks
[医] 希弗德克尔氏板
🧩 词语组成解析
n. 圆盘；磁盘（disk的复数）
🗣️ 情景例句
We usually ship the goods by regular liners.
我们一般是定期班轮装运货物。
It seems you are not very patient with me, Ruth.
露丝，你似乎对我不太有耐心。
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。