Plummer block
[机] 轴台
🧩 词语组成解析
轴台, 垫块, 承载台
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
All right.
行了。
Do you often do composition after school?
你常常在放学后做作文吗？
The police had a difficult time, but they were most amused.
警察虽然吃了苦头，但他们还是感到很有趣。