Ptss
abbr. phosphotransferase systems 磷酸转移酶系统
🗣️ 情景例句
And you didn't exercise?
你没有参加健身操？
Experience keeps a dear school,but fools learn in no other.
经验学校学费高，愚人旁处学不到。
but other farms are less favorably sited, and flooding can sometimes spell disaster for their owners.
其他农场地势欠佳，洪水有时会给农场主带来灾难。