Barr body
巴氏小體；性染色質(zhì)
?? 詞語組成解析
abbr. 翻轉(zhuǎn)形態(tài)（Bump and Run Reversal）
body
['b?di]
n. 身體;尸體;團(tuán)體;物體;
vt. 賦予形體;
??? 情景例句
She majored in math and physics at university.
她在大學(xué)里主修數(shù)學(xué)和物理。
To tear down buildings
破壞大樓
On Saturday, Ann came home from school a little earlier.
星期六，安放學(xué)后提早了點回家。