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principal axis of symmetry
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apostolate n. 使徒的地位;罗马教皇的职位;倡导地位
entomological adj. 昆虫学的
skye n. 匐犬(一种猎狐犬);斯凯岛(苏格兰西部的岛)
eastward n. 东部;东方 adj. 向东方的;朝东的 adv. 向东
vulgaris 寻常的
PSD abbr. power spectral density 功率谱密度; phase sensitive demodulator 敏感相位解调器; phase sensitive detector 敏感相位探测器; preshipment document 出货档案
substratum n. 基础;根据;下层
submicroscopic adj. 亚微观的
consolidated adj. 巩固的;统一的;整理过的 v. 合并;巩固(consolidate的过去分词形式);统一
sae n. (Sae)人名;(日)小枝(姓);(泰)赛 abbr. 美国汽车工程师学会(Society of Automotive Engineers);回信用信封(Self-Addressed Envelope)
Annabel n. 安娜贝尔(女子名) [女子名] 安娜贝尔 Amabel的变体昵称Bel
sentimentally adv. 富情感地;多情地
voiced v. 表达(voice的过去式和过去分词);说出 adj. 浊音的;有声的
pilfered v. [法] 偷窃;剽窃(pilfer的过去式)
abandonment n. 抛弃;放纵
distributing v. 分配;散布(distribute的ing形式) adj. 分配的
transistor n. 晶体管(收音机)
vengeful adj. 复仇的,报复的;复仇心重的
unattractive adj. 不吸引人注意的;没有魅力的;不美丽的
vacantly adv. 神情茫然地
考试词汇表
flogging the dead horse
flood and suction valve
flood carrying capacity
flood control operation
flood control reservoir
flood control structure
flood diversion channel
flood diversion project
flood inundation period
flood retarding project
flood-control reservoir
flood-diversion channel
flood-diversion project
flood-type hydrocooling
flooded type evaporator
flooding bridge routing
flooding effect diagram
floor (floor structure)
floor /ceiling assembly
floor cloth, dust cloth