How often
初中 Junior High多久，多常
🧩 词语组成解析
how
[haʊ]
adv. 怎样;健康状况如何;到何种地步;以任何方式;
n. 方法;方式;
often
['ɔf(tə)n]
adv. 常常;经常;时常;再三;
🗣️ 情景例句
He should just about get by in the exam.
他这次考试还能勉强及格。
She's a homely girl.
她是一个心胸狭窄的女孩。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。