energy

n.活力；精力，能力；能，能量

endorse, endorsement, endorser, endow, endowment, endpapers, endue, endurable, endurance, endure, endures, enduring, enduringly, endways, enema, enemy, energetic, energetically, energize, energize, energise, enervate, enervated, enfant terrible, enfeeble, enfetter, enflame, enfold, enforce, enforceable, enforced, enforcement, enfranchise, enfranchisement, Eng, engage, engage in, engaged, engaged in, engaged with, engagement,