双刃剑指两面都有刃的剑,比喻同时具有利弊、得失等相对性质的某事物。下列选项中能够正确体现“双刃剑”现象的是( )
在用显微镜观察植物细胞临时装片时,要使视野内看到的细胞数目最多,在下列目镜和物镜的组合中应选择( )
- It's reported that the Oriental Star Cruises (“东方之星”号游船)sank June 1st, 2015.
- I'm sorry to hear that.