这听上去也许微不足道，但是，相信我，它十分重要！This may sound trivial, but I assure you it is quite important!他也许决定最好引产。He might decide that it is best to induce labour.索尼娅的英语也许说得不好，但谁又说得好呢？Sonia might not speak the English language well, but ...
The Pre - cambrian alumino - siliceous slate is the host rock of antimony deposit inHunan.湖南前寒武系的 硅铝 质板岩是锑矿主要赋矿岩性.Antimony adds to the rigidity of the casting.锑能增加铸件的硬度.Antimony abounds in out country.我国盛产锑.The percentag...
Strut of cell of tube wall endodermis, appear hobnail kind dash forward to tubal antrum.管壁内皮细胞肿胀, 似鞋钉样突向管腔.The inner layer of the cortex differentiates into the endodermis.皮层的内层分化为内皮层.Phellem layer can do cork, endodermi...