adj.天阴沉的；闷闷不乐的
动词lower的现在分词形式.
Sam had a cut across one cheek, which made his unpleasant face more lowering than usual. 山姆面颊上的伤口使他本来就不好看的脸显得比平常更皱眉皱眼的。
adj.开花的
n.开花；极盛
动词flower的现在分词形式.
vt.使(女子)失去童贞
曲身； 弯腰
