She looked up, then did a double take when she saw my dress and makeup.
她抬起头，看见我的衣服和打扮露出不能置信的表情。
If you run 20 miles now, and want to double up, it will only take you about two months.
如果您现在每周跑20英里，打算翻一番，您需要花费2个月时间。
Selection capture, coming after you've set up your screen just the way you like it, allows you to take your time to mark out and alter the region before double-clicking it to take the final shot.
选定你喜欢的屏幕抓取方式后选择抓取范围，在双击确定最终截图之前允许你花时间去标记和修改区域。
Do not take a double dose of this medication. Do not double up the dose to catch up.
而就文中所介绍的药物，应当是“切勿一次服用两倍剂量”。
And even if you think you are doing great by having 5 servings per day, you still need to double that (take 2-3 weeks to work your way up to 10 servings per day).
即使你觉得每天吃到5人份已经很厉害了，还要将其加倍(用2 - 3周的时间继续至每天10人份)。
A single DNA double helix with this many genes is about 1000 times too long to fit inside a bacterial cell without being condensed somehow in order to take up less space.
单个dna双螺旋结构，这许多基因是约1000年倍太长，无法在细菌细胞内没有被某种程度上凝聚以占用更少的空间。
Pay-off strand, stranding cartage, compact die stand, counter meter, double draught wheels, take up and traverse device, mechanical transmission system and electrical control system.
放线架、各段绞笼体、线模座、计米装置、双轮牵引装置、收排线架、传动系统和电控系统。
Pay-off strand, stranding cartage, compact die stand, counter meter, double draught wheels, take up and traverse device, mechanical transmission system and electrical control system.
放线架、各段绞笼体、线模座、计米装置、双轮牵引装置、收排线架、传动系统和电控系统。
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