金矿并非无底的宝藏，金子终究会被采光。A gold mine is not a bottomless pit, the gold runs out.那些丘陵里埋藏着丰富的金矿.There are rich deposits of gold in those hills.在丛林地带，儿童被用作开采金矿的苦役。The children were used as slave labour in gold mines in the jungle...
我发现电锯盖板里还有木屑和金属屑末。I also found bits of wood and metal filings on the inside of the cover plate.锯齿为木屑所妨碍.The teeth of the saw were clogged with saw dust.木屑和锯末可压制成板.Wood cuttings and sawdust can be compressed into boards....
NOTES ON BEROSUS LEACH IN CHINA WITH FOUR NEW SPECIES ( COLEOPTERA: HYDROPILIDAE )我国刺鞘牙甲属四新种 ( 鞘翅目: 牙甲科 )Most susceptible species belong to the orders Lepidoptera, Diptera, and Coleoptera.大多数感染的虫种属于鳞翅目 、 双翅目和鞘翅目.They cla...
她讲话时斟酌再三，说得非常慢。She spoke very slowly, weighing what she would say.他对自己的每次行动都再三思量是否合适。He wonders about the appropriateness of each move he makes.当局斟酌权衡再三才宣布他们的决定。The authorities took time to pronounce their verdicts....