Collection and confinement of gases
[建] 气体收集
🧩 词语组成解析
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
confinement
[kən'fainmənt]
n. 监禁，关押;分娩，生产;限制，约束;
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];
n. 气体
🗣️ 情景例句
Otherwise, they'll not be considered.
否则不予受理。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
Class 3 and Class 1 were in front!
他们两人同时传出接力棒。这时3班和1班在前边！