Firstly, it's expensive, and secondly, it's too slow.首先是價(jià)格貴，其次，速度太慢。I don't think I am going today. First , I am feeling a bit tired; secondly, I have been there several times before.我想今天不去了, 一則我有點(diǎn)累, 二則我去過...
The amount of secondly ettringite is affected by the curing condition.二次鈣礬石的形成量受養(yǎng)護(hù)條件的影響.You need, firstly, a strong independent board of directors and secondly, an experienced and dedicated staff.你首先需要一個(gè)強(qiáng)大的獨(dú)立董事會(huì)，其次需要一批富有...