Gravel-root
[醫(yī)] 紫苞佩蘭
?? 詞語組成解析
gravel
['ɡr?vl]
n. 沙礫，碎石;礫石;[醫(yī)]結(jié)石;
vt. 以礫石鋪路;使困惑;使（船）擱淺在沙灘上;
root
[rut]
n. 根，根源;原因，本質(zhì);祖先;[樂]和弦基音;
vt. 使生根;使固定;根源在于;歡呼，喝彩;
vi. 生根;根除;
??? 情景例句
Who knows?
誰知道？
Who assumes shipment cost?
誰負擔(dān)運費呢？
The mower firmly refused to mow, so I decided to dismantle it.
修完后割草機還是紋絲不動。于是，我決定把它拆開。