Ejector vacuum pump
[化] 喷射真空泵
🧩 词语组成解析
n. 驱逐者, 排出器, 放出器\\n[化] 喷射泵; 喷射器
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
What a pity! We have another party that day.
太可惜了，我们那天也有个聚会。
The buyer has the right to cancel the contract unilaterally if the seller fails to ship the goods within the L/C validity.
如果卖方不能在信用证有效期内交货的话，买方有权单方面取消合同。
Jim, could you help me, please? I want to get some books.
吉姆，你能帮我一下吗？我想拿些书。