经历过碳酸盐化作用的碳酸盐颗粒显示出伪六边形的微晶结构，其次生孔隙发育不良。

Grains of carbonate experienced marmorization show pseudo - hexagonal poikilitic structure with poorly developed secondary pores.

youdao

船长：2号舱左舷边缝的橡胶填料有一些泄露，我已经要干船坞更新不良的填料了。

There are a little leaks on the rubber packings in the port side seams of No. 2 hatch. I?ve asked the drydock to renew the defective packings.

youdao

现在让我们暂且将英语的正式用法放在一边，在“不良词汇”的边缘徜徉吧。

Let's forget about the formal applications of English for one day and take a walk on the wild side of bad words.

youdao