Focometry
测焦距术
🗣️ 情景例句
I'll help.
我也来帮忙。
Her parents died when she was a baby and she was raised by her grandparents.
她很小的时候，父母就死了，是祖父母把她带大的。
Scientists discovered that this particular variety of rabbit (and apparently no other animal)
科学家们发现，这种特殊品种的兔子（显然不包括别的动物）