At least a year's preparatory work will be necessary before building can start.在开始动工之前至少要做一年的准备工作。...preparatory talks for this week's summit in the Maldive Islands.为本周在马尔代夫群岛召开的峰会举行的预备会谈This was where we were ...
The insects were examined under magnification.这些昆虫是放大后加以观察的。The magnification is 833,333 times the original size.放大倍数为实物大小的833,333倍。Pores are visible without magnification...毛孔无须放大就可以看见。Pores are visible without magnific...