“卵”造句

每个雌体四五月份只产一粒卵。
Each female will lay just one egg in April or May.

临近排卵期，雌激素的分泌量随之增加。
As ovulation gets nearer, oestrogen levels rise.

覆巢之下无完卵.
When a bird's nest is overturned, no egg can remain intact.

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