Upper end cover
[化] 上端盖
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
end
[end]
n. <正>结果;端;终止;最后部分;
vt.& vi. 结束，终止;
🗣️ 情景例句
I have to turn off the lights,
我得关掉灯，
To know how to wait is the great secret of success.
懂得如何等待是成功的秘诀。
that given a planet only approximately like our own, life is almost certain to start.
如果设想有一颗行星和我们地球的情况基本相似，那几乎肯定会产生生命。