Acetyl acid number
[机] 乙酰值
🧩 词语组成解析
n. 乙酰(基)\\n[化] 乙酰; 乙酰基
🗣️ 情景例句
This dictionary is more useful than I expected.
这字典比我所预期的更有用。
Extremes meet.
否极泰来。
After switching on powerful arc lights, they saw great stalagmites -- some of them over forty feet high -- rising up like tree-trunks to meet the stalactites suspended from the roof.
他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。