Step addition polymer
[化] 逐步加成聚合物
🧩 词语组成解析
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
addition
[ə'diʃən]
n. 加，增加，附加;[数]加法;增加的人或事物;
🗣️ 情景例句
Don't ask why; just do as you are told.
别问为什么， 按要求去做就行了。
I'm afraid I won't be able to come.
我恐怕不能来。
The problem now facing humanity is: What is going to be done with all this knowledge?
用这些知识去做什么？