Order of reaction
[化] 反应级; 反应级数
🧩 词语组成解析
order
['ɔ:də]
n. 命令;秩序;规则，制度;次序;
vt. 命令;订购;整理;
vi. 下订单;
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
And now that you're satisfied with the performing arts section,
而且既然 对表演艺术这部分很满意，
His presence in the room was not noticed.
没有人注意到他在房间里。
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。