常見例句The sap rises in trees in springtime.春天樹中的汁液向上流動。It was the beginning of the spring and the sap was rising in the boys.正當(dāng)初春季節(jié)，勃勃的生氣在小伙子們身上奔涌。Her long illness gradually sapped her strength.長期的患病使她的體力漸漸衰竭。 返回 sapped