U4 词汇拼写

n. /v. 移植 trans_____

n. 器官

n. 缺乏 sh___age

pat_e_t

n.病人

n. 功能

生物打印

• bio

• print

• bioprint

• biopint

拆开；拆卸

• apart

• take sth. apart

• wait for

• lie in

预期寿命

• wish list

• life expectancy

• allow for

• cutting edge

lay down

• 建造

• 在于

• 平躺

• 前沿

下面那一句中含有“被动语态”

• There were a way to engineer an organ.

• The researchs used a device called bioreactor to grow organ.

• This "bio-ink" is layered onto a base material such as a gel.