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Strengthen international cooperation to promote the improvement of technology and management in the coal industry.

內(nèi)省的方法必須嚴格控制。

I'm interested in all kinds of pictures, however they're made.

網(wǎng)絡的力量在于其普遍性。無論是否有殘疾，每個人都能訪問是一個基本方面。

To talk about painting is not only difficult but perhaps pointless too.

Every piece of wood has its own character; our job is to reveal its natural beauty.

每一個挑戰(zhàn)都是學習和成長的機會。