旋塞

ventilating column

通风压差

ventilating cock ==> 通风旋塞 | ventilating column ==> 通风压差 | ventilating cowl ==> 通风帽

ventilating brick

通风砖

通气针 (铸造) vent wire | 通风砖 ventilating brick | 通风旋塞 ventilating cock

two-throw pump

二拐曲柄泵

二拐曲柄轴 two-throw crankshaft | 二拐曲柄泵 two-throw pump | 二路旋塞 two-way cock

straightway drill

直槽钻头

straightway cock ==> 直通旋塞 | straightway drill ==> 直槽钻头 | straightway setup ==> 串列式布置

stop valve

止动阀

stop screw 止动螺丝 | stop valve 止动阀 | stopcock 活栓;活塞;旋塞阀

steam coal

汽煤(锅炉用)

静稳度曲线 static stability curve | 汽煤(锅炉用) steam coal | 蒸汽旋塞 steam cock

sea plain

海蚀平原

sea placer ==> 海岸砂矿,海滩砂矿 | sea plain ==> 海蚀平原 | sea plug ==> 通海旋塞

sea compass

航海罗经

sea cock 海水旋塞 | sea compass 航海罗经 | sea condition going tug 海上拖船

sea cock

海水阀

sea coast 海岸 | sea cock 海水阀 | sea cock 海水旋塞

cock neck hackle and saddle with bamboo handle

竹柄统背毛帚

cock key 旋塞扳手 | cock neck hackle and saddle with bamboo handle 竹柄统背毛帚 | cock neck hackle and saddle with rattan handle 藤柄统背毛帚

colonial rule：殖民统治

colonial protectorate;殖民保护地;殖民被保护国;; | colonial rule;殖民统治;; | Colonial Secretary;辅政司;;

matrimonial agency：婚姻介绍所

21 deep love 深沉的爱情 | 22 matrimonial agency 婚姻介绍所 | 23 lover,sweetheart 情人