rod

英文解釋：

名詞 rod:

1. a linear measure of 16.5 feet
   同義詞：perch, pole
2. a long thin implement made of metal or wood
3. any rod-shaped bacterium
4. a square rod of land
   同義詞：perch, pole
5. visual receptor cell sensitive to dim light
   同義詞：rod cell, retinal rod
6. a gangster's pistol
   同義詞：gat

英文造句：

1. I bought a new fishing rod last Sunday.
   上星期日我新買了一個魚竿。
2. Spare the rod and spoil the child.
   不打不成器。
3. A rod or lever transmitting motion in a machine.
   連桿機器中傳遞運動的連桿或槓桿
4. A rolling mill is used to form the material into various form such as round rod, square or rectangular bar.
   人們使用軋機把材料加工成各種形狀，如圓棒材、方棒材和矩形棒材。
5. He welded the broken rod.
   他焊接一根斷了的桿子。
6. The concrete walls are reinforced with steel rods.
   混凝土牆是用鋼筋加固的。