The male sperm fertilizes the female egg.(雄性的精子使雌性的卵子受精。)

Ambergris is the concretion in the intestine of the sperm - whale.(龍涎香是抹香鯨腸內(nèi)的結(jié)石。)

It only takes one sperm to fertilize an egg.(只需一個(gè)精子就可以使卵受精。)

They compared sperm from a fruit fly, sea urchin, rooster, fish and human.(他們比較了果蠅、海膽、公雞、魚類和人類的基因。)

You generally have to be white, as most sperm recipients are white couples.(通常你得是白人，因?yàn)榇蠖鄶?shù)接受人都是白人。)

Do you know how the sperm whale manages to do this?(你知道抹香鯨怎樣設(shè)法做到這個(gè)的嗎？)

Sperm whale poop helps fertilize algae, which in turn suck up carbon dioxide via photosynthesis.(抹香鯨向藻類施肥，反過來，又通過光合作用吸收二氧化碳。)

Sperm whales, which spend more time than other species at the surface, were also vulnerable.(抹香鯨待在水面上的時(shí)間比其他種類的鯨魚都要長(zhǎng)，所以也很容易被曬傷。)

For a long time, we assumed that all whales that had teeth including sperm whales and killer whales were closely related to one another.(在很長(zhǎng)一段時(shí)間里，我們認(rèn)為所有有牙齒的鯨魚，包括抹香鯨和虎鯨，彼此都是密切相關(guān)的。)

Just to make sure you follow through, your paychecks arekept in escrowby the sperm bank until the end of the contract.(為了讓你遵守契約，直到合同結(jié)束，你才能拿到錢。)