英语单词 Pertussis：含义·读音·用法·记忆技巧

📝 例句

The infant receives three injections of pertussis vaccine at one - month intervals.

婴儿以一个月为间隔,接受三次百日咳疫苗的注射.

tradition n. 传统;惯例;[宗]经外传说;[法]移交，引渡;

incentive n. 动机;刺激;诱因;鼓励; adj. 刺激性的;鼓励性质的;

medulla n. （拉丁语）骨髓;

intake n. 吸入，进气;（液体等）进入口;摄入，摄取;纳入（数）量;

scourge n. 天灾，灾难;鞭子;苦难的根源; vt. 鞭打;重惩，重责;使痛苦;严惩;

signify vt. 表示…的意思;意味;预示; vi. 具有重要性，要紧;辱骂;

cataract n. 大瀑布，急瀑布;[医]白内障;暴雨，洪水;奔流; v. 像瀑布似地注流;

hepatic adj. 肝脏的，治肝病的，肝脏色的;

Lin Tao did quite well, but Bill did better than Lin Tao.

林涛跳得相当高，但是比尔比林涛跳得更高。

I know! smiled Lucy. They have steps, and they begin with L!

“我知道！”露茜笑着说，“它们有阶梯，并且这个单词是以L开头的！”

I hate this. It always makes problems.

我讨厌这种做法。它总是惹麻烦。

更多情景英语 ›

Papaver nudicaule

parking ticket

penny-pinching

photoelectric color comparator

pigs' feet

polychromia

pragmaticist

primary device