R.f.t. classes
[医] Rh分组(血族)
🧩 词语组成解析
[医] 右额横(胎位)
n. 级别, 阶级（class复数形式）
🗣️ 情景例句
just so they can get
就是为了得到
Hello, it's really great to talk about ourselves and get to know each other.
大家好，我们自我介绍并相互认识真是太好了。
because this is easier to shape than other kinds.
因为燧石较之其他石头更容易成形。