Gemi
abbr. grating efficiency measurement instrument 光栅效率测量设备
🗣️ 情景例句
I'll have to work for years to pay off my college loan.
我得工作好几年才能还清助学贷款。
My brother is two years younger than I am.
我的兄弟比我年轻2年。
But the first people who were like ourselves lived so long ago that even their sagas, if they had any, are forgotten.
但是，和我们相似的原始人生活的年代太久远了，因此，有关他们的传说既使有如今也失传了。