suffer vt.遭受;
difficult adj.困难的.;
difficulty n.困难;
easy adj.容易的;
ease n.容易;
disease n.疾病;
simple adj.简单的;
sample n.样品;
example n.例子
2024-08-24
suffer vt.遭受;
difficult adj.困难的.;
difficulty n.困难;
easy adj.容易的;
ease n.容易;
disease n.疾病;
simple adj.简单的;
sample n.样品;
example n.例子