The technique allows doctors to check a woman's eggs for defective chromosomes, the structures that carry the human genetic code.
该项技术使医生可以检测妇女卵细胞中携带人类遗传密码的染色体的缺陷。
Click tests are already used to check newborn babies' ears for signs of hearing difficulties, since the OAEs are weaker if the inner ear is defective.
人们已经使用嘀嘀声测试来检查新生儿的耳朵有无听力障碍，因为内耳有问题的话，则耳声发射就会比较微弱。
Volkswagen China promised to check all the affected vehicles and replace the defective parts free of charge.
大众中国承诺将检查所有受影响车辆，并免费更换有缺陷部件。
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