Sker
(SK 的比较级) [医] 链球菌激酶, 链球菌致活酶
🗣️ 情景例句
Alexandra's a high-school exchange student from Greece.
Alexandra是从希腊来的交换高中生。
It was a six-hour flight.
它要6小时的飞行。
He did not look up from his desk when I entered.
我进去的时候，他连头也没抬。