Petroleum refining catalyst
[化] 石油炼制催化剂
🧩 词语组成解析
[计] 精炼, 提纯\\n[化] 精炼; 精制; 提炼; 匀料; 匀浆
🗣️ 情景例句
May I see your resume?
我可以看一下你的简历吗？
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。