Frontopsylla wagneri
[医] 华格纳氏额蚤
🧩 词语组成解析
[医] 额蚤属
🗣️ 情景例句
But first things first.
但事有先后。
Nothing must be done hastily but killing of fleas.
除非消灭跳蚤，做事不必急躁。
Both girls write to each other regularly now.
现在这两位姑娘定期通信了。