Valida
n. 有效霉素
🗣️ 情景例句
How you doing?
你怎么样？
Do you ever do exercises on Saturday?
你曾经在星期六做练习吗？
She was taking the things out of the basket when she dropped a bag of sweets.
她把东西从篮子里拿出来，这时，一袋糖从她手里掉地了。