Upper shell
[化] 上筒体
🧩 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;
shell
[ʃel]
n. （贝、卵、坚果等的）壳;外壳;炮弹;（人的）表面性格;
vt. 去壳，脱落;炮击;
vi. 剥皮;炮轰;
🗣️ 情景例句
I wore it when I married your father.
我和你父亲结婚时戴着它。
If it's not too much trouble, I would like some help.
如果你不嫌麻烦的话，我想请你帮个忙。
as different as arsenic is from strychnine,
就像砒霜不同于马钱子碱一样。