Secondsry attack rate
[医] 二代发病率
🧩 词语组成解析
attack
[ə'tæk]
vt.& vi. 攻击，进攻，抨击;
n. 攻击;抨击;（队员等的）进攻;（疾病）侵袭;
vt. 抨击;非难;侵袭;损害;
rate
[reit]
n. 速度;比率;等级;（利息等的）费率;
vt. 估价;值得;责骂;定级;
vt.& vi. 认为，把…算作;
vi. 被评价;被认为;被列入;申斥;
🗣️ 情景例句
I think he'll sleep through the night now.
我想他现在会睡到天亮。
Don't forget to buy it for him.
不要忘记买给他。
and of what had previously been wrong with his wife,
也不知道他妻子以前得的是什么病，