常見例句雙語例句X inactivation starts at the X inactivation center(XIC) and spreads throughout the chromosome.失活開始于XIC，然后傳播到整條染色體。X inactivation starts at the X-inactivation center(XIC) and spreads throughout the chromosomes.染色體失活開始于X染色體失活中心（XIC），然后傳播到整條染色體。 返回 inactivation center