Osd
abbr. 海洋科学部(Ocean Sciences Division);美国国防部长办公室(Office of the Secretary of Defense);英国测绘局(Ordnance Survey Department);光学扫瞄器(Optical Scanning Device)
🗣️ 情景例句
He likes to be independent.
他独立性很强。
Nothing is difficult to a man who wills.
世上无难事,只怕有心人。
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理过程中,常常使用氧气切割和焊接金属板或金属管。
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