从我家到机场乘公共汽车大约要一个小时。
乘的士大约要一个小时。
我想大约要一个小时。
对于石膏板，大约要两三天，而玻璃纤维夹板则仅仅只用一个小时。
This generally takes two or three days for plaster casts, and an hour for fiberglass casts.
这个过程大约需要45分钟到一个小时取决于有多少数据要备份和恢复过程中。
The process takes about 45 minutes to an hour depending on how much data you have to backup and restore during the process.
关于家务，我大约每天要帮忙一个小时。
With regard to housework, I've got to help for about an hour every day.
将牛奶倒入一个不冷不热的罐子或容器或绝缘瓶子里，盖上盖子，保持牛奶静止、温暖，直至它变硬，通常要过大约4小时。
Then put the milk in a warm jar or container or an insulated bottle, cover it, and keep the milk still and warm until it sets, usually in about four hours.
如对你有帮助，语法都是正确的，多谢！我妈每天上班乘车大约要一个半小时。
Every day my mom spends around one and a half hours taking a ride to work.
一般的板要钻10000-12000个孔（最多可达到3万），大约需钻一个小时。
Typical panels have 10000-12000 holes (some as much as 30K). Takes approx. 1 hour to process.
一般的板要钻10000-12000个孔（最多可达到3万），大约需钻一个小时。
Typical panels have 10000-12000 holes (some as much as 30K). Takes approx. 1 hour to process.
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