Streptococcus varians
[医] 易变链球菌
🧩 词语组成解析
n. 链球菌\\n[医] 链球菌属
🗣️ 情景例句
and how hard it is
他还说这件事很难
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我们中国从前未发明出热水瓶时的做法。”魏华说。