tuber
n
short thick rounded part of an underground stem (eg of a potato) or root (eg of a dahlia) which stores food and produces buds from which new plants will grow 块茎.
🗣️ 情景例句
There's a shortcut--if you know it.
假如你识路的话, 有一条近路可走。
Would you please tell us the price of these electric heaters so as to help us make the decision.