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- Did you remember to tip the porter? 你记得给搬运工小费了吗？
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- That wheelbarrow is top-heavy; it'll tip over. 那辆单轮手推车重心不稳，会翻倒。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- A canoe will sometimes tip over quickly. 独木舟有时一下子会翻掉。
- Copper and gold are both metals. 铜和金都是金属。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I have her name on the tip of my tongue. 她的名字就在我嘴边，却说不出来。
- He always has some money at the tip of his fingers. 他手头总有些钱。
- Don't lean on the table or it'll tip up. 别倚桌子，不然就倚倒了。
- I have her name at the tip of my tongue. 她的名字就在我嘴边,却说不出来。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- His house is located on the tip of the peninsula. 他的房子位于半岛的顶端。
- A copper coin formerly used in India and Pakistan. 安那旧时在印度和巴基斯坦使用的铜币
- The waitress received a handsome tip. 女侍者收到了数量可观的小费。
- It is customary to tip the waiter. 给侍者小费是一种习俗。
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Have you given the waiter a tip? 你给侍者小费了吗？
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
