(二)-en,表示使成为,引起,使有
quicken
v.(使)加快,加速; 变得更活跃; 使更活跃;
[例句]The runners have noticeably quickened their pace.赛跑者明显加快了脚步。
weaken
v.(使)虚弱,衰弱; 减弱; 削弱; 使(肯定程度)减弱; 动摇; 犹豫;
[例句]Nothing could weaken his resolve to continue.什么也不能削弱他继续下去的决心。
soften
v.(使)变软,软化; (使)柔和,和缓; (使)态度缓和,变温和,变宽厚;
[例句]One's attitude has softened.态度软化。
harden
v.(使)变硬,硬化; (使声音、面孔等)更严肃,更严厉; (使)更坚定,更强硬;
[例句]Give the cardboard two or three coats of varnish to harden it.在纸板上涂两三层清漆使其变硬。