Drop oiller
[机] 滴油润滑器
🧩 词语组成解析
drop
[drɑp]
vt.& vi. （使）落下;投下;（使）降低;减少;
vt. 放弃;停止;（故意）降下;垂下（眼睛）;
n. 滴;空投;降落;少量;
vi. （水或其他液体）滴;结束;（因受伤或死等）倒下;退出;
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
I have received a letter from my cousin.
我收到了我表兄的信。
In the library she has got books on many different subjects.
在图书馆里她准备了各种科目的书籍。