infrastructure n. 下面结构；永久性军事设施；基础设施，基础建设
强度 n. intensity; depth; strength; pitch; level of int
承担费用 pay the piper; stand the expense; pick up the tab
猿 n. ape; gibbon。
添加剂 additive (agent)。
忙里偷闲 idiom find time amidst a busy schedule; snatch a m
怀璧其罪 Ability to suffer envy and persecution.
摘要 v. abstract; summarize; excerpt; extract; epitomiz
报税 v. file taxes; declare taxes; report taxes; submit
黑名单 n. blacklist; blocklist。
clamp v. （用夹具）夹紧，夹住；紧紧抓住，牢牢固定住；<英>给（车辆）上夹钳；保持（
读音 n. pronunciation; sound。
already adv. 已经，早已；<美，非正式>马上，够了（用于表达不耐烦或气恼）
工厂模式 Factory mode
拼接 v. join together; montage; put together; joint; jo