他们研制了一种新药。
They developed a new medicine.
to research and manufacture; to research and to develop
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
他们研制了一种新药。
They developed a new medicine.
这种机器研制了三年。
This machine took three years to develop.