Carbonizing of gas
[建] 煤气渗碳
🧩 词语组成解析
[化] 碳化的; 碳化
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
What was your GPA last semester?
你上个学期的平均成绩是多少？
I really care for the students in my class.
我真喜欢人班上的学生。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。