GbEng
那条路是用鹅卵石铺成的。 The road was paved with cobblestones.
有些昆虫把卵产在地上. Some insects deposit their eggs on the ground.
异卵黄的卵子中卵黄分布不均匀的 Having the yolk unevenly distributed throughout the egg.
妇女排卵期不正常就不易受孕. Women who do not ovulate regularly have difficulty in becoming pregnant.
杜鹃在别的鸟巢中产卵. The cuckoo lays its eggs in other birds' nests.
雄性的精子使雌性的卵子受精. The male sperm fertilizes the female egg.