動詞 infuse:

1. teach and impress by frequent repetitions or admonitions
   同義詞：inculcate, instill
2. fill, as with a certain quality
   同義詞：impregnate, instill, tincture
3. undergo the process of infusion
4. let sit in a liquid to extract a flavor or to cleanse
   同義詞：steep
5. introduce into the body through a vein, for therapeutic purposes

1. The leader had the gift of being able to infuse enthusiasm into the most skeptical member of the group.
   那位領(lǐng)導(dǎo)人很有天賦，能使團(tuán)體中最持懷疑態(tài)度的人都充滿熱情。
2. Don't drink the tea until it has finished infusing.
   等茶泡好后再喝。
3. The news infused the workers with new life.
   那條消息使工人獲得新的活力。

in.fuse

v.tr.（及物動詞）
in.fused,in.fus.ing,in.fus.es
To put into or introduce as if by pouring:
注入：通過傾倒使進(jìn)入或灌輸：
例句：
infused new vigor into the movement.
給這個運(yùn)動注入新的生命力

To fill or cause to be filled with something:
充滿或使充滿：
例句：
infused them with a love of the land.
使他們充滿對土地的熱愛

Chemistry To steep or soak without boiling in order to extract soluble elements or active principles.
【化學(xué)】 浸泡，泡制：為了獲得可溶性元素或活潑元素不經(jīng)澆開就浸入或吸收
To introduce (a solution) into the body through a vein for therapeutic purposes.
注射：出于醫(yī)療目的通過血管將（一種溶液）注入體內(nèi)

來源：
Middle English infusen
中古英語 infusen
from Old French infuser
源自 古法語 infuser
from Latin onfundere onfôs-
源自 拉丁語 onfundere onfôs-
in- [in] * see in- 2
in- [在里面] *參見 in-2
fundere [to pour] * see gheu-
fundere [倒進(jìn)] *參見 gheu-

【引伸】
infus.er
n.（名詞）