Let 's take turns to do this experiment.

讓我們輪流來做這項(xiàng)實(shí)驗(yàn)。

In my opinion, it's a good idea for student couples to take turns paying the bill.

在我看來在线一区不卡播放，學(xué)生情侶輪流買單是個(gè)很好的辦法黄色网A片。

There is only one dictionary, so we have to take turns using it.

這兒就有一本字典，那我們就輪流用吧www.4455永久。

We'll take turns. You first.

我們輪流肏屄性爱欧美性爱，你先。

His children take turns in looking after him.

他的孩子們輪流照顧他真人批批120分钟。

Tiff : I think we should take turns on our first day.

蒂芙：我認(rèn)為我們第一天應(yīng)該輪班男女配种。

The air was virtually unbreathable; men in the barracks room had to take turns at gulping some fresh air from firing slits.

空氣污濁不堪；囤兵房間的人們借對(duì)外射擊孔牛喘般大口呼吸外邊的新鮮空氣欧美性爱在线a片视频。

We claim all sidedness and entirety and procedure of cost control, and the text put forward that cost prediction and cost planning and cost control in the cost process control should take turns as well as a rolling closed loop movement.

要求成本控制的全面性黄色视网站免费网址、整體性和過程性，提出了成本預(yù)測(cè)久草中文av在线、成本計(jì)劃和成本實(shí)施控制在成本過程控制中既是依次進(jìn)行時(shí)国产高清在线A免费视频观看_日韩特黄，又是周而復(fù)始的閉環(huán)運(yùn)動(dòng)。

"A novel feature of the elongase pathway is that it contains four different enzymes that take turns in elongating fatty acids," says Lee.

Lee談到：延伸酶途徑最新穎的特色是包含有四種不通的酶依次參與脂肪酸的延伸国产免费三级片视频。

We can take turns driving and switch off every two hours until we get to Kenting National Park .

我們可以輪流開車fc2免费黄色视频，并且每兩小時(shí)交換一次，直到抵達(dá)墾丁國家公園