How to use "Pipestem oxygen system" - 释义·音标·例句

🧩 词语组成解析

pipestem

n. 烟斗柄, 细长的东西

oxygen ['ɑksɪdʒən]

n. [化]氧，氧气;

oxy含氧的+gen出生，产生→氧气

system ['sɪstəm]

n. 体系，系统;制度;身体;方法;

sy(syn-=together)+ste(to stand)→系统；体系；秩序；制度；方法

It has been raining constantly for two days.

雨连续下了两天。

I have to raise some issues which may be embarrassing.

我必须提出一些比较尴尬的问题。

I wrote: Best wishes for Teachers' Day!

我写道：“谨致以教师节的良好祝愿！”

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