Rate of decay
[化] 衰减速率
🧩 词语组成解析
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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
that will bring Dad and you
使你和爸爸
Drought
干旱
Looking at his watch, he saw that it was one o'clock, but the bell struck thirteen times before it stopped.
他一看表，才1点钟，可是那钟一边敲了13下才停。