Economical quantities oil
[经] 数量上值得开采的石油
🧩 词语组成解析
n. 数量, 工程量；[音]音符长度（quantity的复数）
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
Thank you everyone. Thank you very much.
谢谢大家，非常感谢你们！
Where will they be going for their holiday?
他们休假时要上哪去？
I am looking forward to your visit next week.
我期待着你下周来访。