Bearing retainer
[机] 轴承承托
🧩 词语组成解析
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
🗣️ 情景例句
I ate something bad, and now I've got the runs.
我吃了些变质的东西，所以现在拉肚子。
Are you going to have dinner at home tomorrow night?
你明天晚上在家吃晚饭吗？
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。