Molecular number of gas
[医] [气体]分子数
🧩 词语组成解析
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];
gas
[gæs]
n. 气体;[矿业] 瓦斯;汽油;毒气;
vt. 加油;毒（死）;
vi. 加油;放出气体;空谈;
int. 该死！（令人气愤的人应即被送毒气室处死）;
🗣️ 情景例句
You would be well-advised to book in advance.
你还是提前预订较为稳妥。
She looks blue.
她满面忧伤。
You'll have to wear this hard hat for the tour.
参观时必需戴上这安全帽。