Acidometer
[化] 酸度计
🗣️ 情景例句
of forty-three years of on-the-job training.
关于我四十三年的工作经历。
I will be in between six and eight.
我6点至8点都在。
After entering the narrow gap on the plateau, they climbed down the steep sides of the cave until they came to narrow corridor.
他们从高原上的窄缝进去，顺着笔直陡峭的洞壁往下爬。来到一条狭窄的走廊上。