Downstream engineering
[化] 下游工程
🧩 词语组成解析
downstream
['daʊnstri:m]
adv. 在下游地;顺流地;
adj. 顺流而下的;在下游方向的;
engineering
['ɛndʒə'nɪrɪŋ]
n. 工程（学）， 工程师行业;操纵，管理;土木工程，工事;开车技术;
engineer工程师+ing表示...行业...学 →engineering
🗣️ 情景例句
Don't worry, Richard.
别担心， Richard。
Did you have a good day today?
你今天过得好吗？
Could you do me a big favor?
能否请你帮我个忙？