Oilcans
n. 油壶, 油罐
🗣️ 情景例句
She couldn't get over her shyness.
她无法克服羞怯。
You can take a horse to the water,but you cannot make him drink.
牵马河边易，逼马饮水难；不要逼人做他不愿做的事。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。