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
Well, how's everything here?
唔，东西都收拾好了吗？
Try your friend ere you trust him.
对朋友要先考验，后信任。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。