High stone walls topped with snaky concertina wire, set off at intervals by looming guard towers.顶部装着蛇腹式铁丝网的高高的石墙, 被渐渐隐现的哨塔隔开.Deep ditch, single drawbridge, massive stone walls, eight at towers, cannon, muskets, fire and...
The boat was anchored off the northern coast of the peninsula.这艘船停泊在离该半岛北部海岸不远的地方。His basic outlook remains anchored in the liberal tradition.他的基本观念依旧扎根于自由主义传统。One day a larger ship anchored offshore.一天，一艘更大的船泊在了近岸处。...
Phenols and anilides can be nitrated with very dilute nitric acid.酚类和酰基苯胺能被极稀的硝酸硝化.Aquatint: It is an etching process on copper or steel by means of nitric acid.水彩色调: 用硝酸在钢片或铜片上作腐蚀的蚀刻法.Aliphatic hydrocarbons can be nitra...