No clear spherulitic morphology was observed in polarizing optical micrograph of PHB - diol.在PHB-diol的偏光显微镜照片中观察不到明显的球晶形态.The morphology of glass surface is observed by polarizing microscope.利用偏光显微镜,拍摄显微照片,观察表面形貌.A new p...
The limestone is sufficiently fissured for tree roots to have breached the roof of the cave...石灰岩上有许多缝隙，故而树根能从岩洞顶部长出来。South African vine having a massive rootstock covered with deeply fissured bark.南非藤蔓植物,有很大的根状茎,皮上有很深的裂...
她的母亲被关在精神病院，这给她的童年蒙上了阴影。Her childhood was overshadowed by her mother's incarceration in a psychiatric hospital.童年早期的情感创伤留下了难以抚平的伤痕。The emotional wounds of early childhood leave ineradicable scars.我内心充满着对纯真的童年时光的怀念。I...