Letdown drum
[化] 排放槽
🧩 词语组成解析
n. 减低, 减退, 松弛, 失望\\n[化] 调漆
drum
[drʌm]
n. 鼓;鼓状物;鼓声;石首鱼;
vt. 击鼓;连打;反复讲;鼓吹;
vi. 击鼓;连打;拍翅;
🗣️ 情景例句
Oh, don't worry, Harry.
别担心， Harry。
How did you get there?
你怎么去的？
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。